PHIL TAYLOR'S defence of the PartyPoker.net PDC US Open began successfully on Friday night as he romped into the last 16 without dropping a set at the Mohegan Sun Casino, Connecticut.

Taylor will face Colin Osborne in the Fifth Round on Saturday, having seen off Robert St Onge, Scott Cummings, Kevin Dowling and Alan Warriner-Little in the event's early rounds.

World number one Raymond van Barneveld was dumped from the tournament in the last 32 stage, losing 3-2 to American Gary Mawson.

Mawson - who meets Ronnie Baxter on Saturday - is one of five US-based players to reach the tournament's last 16, with Ray Carver earning a date with Wayne Mardle after his success on Friday.

David Fatum earned his debut on the televised stage by taking three 3-2 win in progressing to the last 16, where he will take on Philadelphia's Bill Davis, and Roger Carter meets Chris Mason in another fifth round game on Saturday.

Colin Lloyd won three of his first four matches without dropping a set as he progressed to the fifth round, where he will meet Roland Scholten.

Mark Dudbridge will face karate expert Dave Honey, while two-time World Champion edged out Andy Jenkins to set up a clash with young gun Adrian Gray in the last 16.

World Champion John Part was a second round victim of Carter's, while Terry Jenkins and Mervyn King also lost at that stage to Paul Lim and Garrett French respectively.

Michael van Gerwen condemned Kevin McDine to a first round loss with a straight sets victory, while Vincent van der Voort was dumped in his opener by America's John Kuczynski, who eventually lost to Ben Burton in Round Three.

The Fifth Round will be shown live on Nuts TV in the UK from 7pm-12am on Saturday - Sky Guide 207, Freeview 42. Play commences at 2pm local time.

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News Timeline
John Kuczynski edges out Vincent van der Voort in a deciding leg thriller, with the Dutchman missing double 16 for a 110 finish before the American took the win.
Michael van Gerwen defeats Kevin McDine in straight sets.
Canada's Dan Olson defeats Steve Hine 3-0 and will meet Colin Osborne in round two.
2007 runner-up Raymond van Barneveld whitewashes Christopher Russano 3-0 in his opener.
Colin Lloyd and America's Steve Brown set up second round clash with 3-0 victories.
Steve Beaton to take on Davis Snider in round two, with the American overcoming Darin Young in straight sets.
World Champion John Part wins opening game 3-1 against Tom Waterman.
Chris Thompson defeats 1994 World Matchplay winner Larry Butler to set up tie with Alan Tabern.
Adrian Lewis defeats Gerry Convery in five sets to progress to the last 128.
Mark Dudbridge and Matt Clark to meet in second round.
Mervyn King comes from behind to win 3-2 against Dieter Schutsch.
Defending PDC US Open champion Phil Taylor wins 3-0 in opener against Robert St. Onge.
Japan's Taro Yachi won 3-0 in his contest with Kory Nichols to move into round two.
Second Round
Adrian Lewis and Andy Jenkins won the early round two matches.
Chris Thompson knocked out number 13 seed Alan Tabern 3-2 in the second round.
John Part defeated in five sets by Roger Carter.
Paul Lim wins 3-2 against world number five Terry Jenkins.
Mark Dudbridge comes from two sets down to win against Matt Clark, who paid for one missed dart for the match.
Adrian Gray comes from a set down to win 3-1 against Robert Watson-Lang.
Colin Lloyd overcomes Steve Brown in five sets.
Raymond van Barneveld wins 3-0 against Sean Smith.
Chris Mason wins 3-1 against England's Peter Wright to move into last 64.
Mervyn King knocked out 3-2 by Garrett French, with former World Champion Steve Beaton defeated in five sets by Davis Snider.
Third Round
America's Ray Carver is the first name into the last 32, following a 3-2 win over Alex Roy.
Dennis Priestley sneaked past Michael van Gerwen in a final-leg shoot-out, with the Dutchman missing two darts for the win.
Andy Jenkins took four successive legs to come from 2-1 down to defeat another Dutchman, Jelle Klaasen.
America's Dan Lauby books place in last 32 with 3-2 win over Robert Baechler.
Ben Burton picks up third straight 3-0 win to knock out John Kuczynski, and will now play Colin Lloyd for a place on the main stage on Saturday.
Chris Thompson moves into last 32 with 3-0 defeat of fellow Yorkshireman Darren Johnson.
Kevin Painter and Colin Osborne win through to last 32 to play off for place in Saturday's fifth round.
Wayne Mardle's 3-1 win over Richard Espinosa sees him win Board 23, while Mick McGowan overcomes Dennis Smith by the same scoreline on Board 26.
Andy Hamilton defeated 3-1 by Buddy Lessig.
Dave Honey knocks out Adrian Lews 3-2.
Jerry Hall's run from the preliminary round is ended by Raymond van Barneveld in the last 64, with the Dutchman winning Board One after a 3-1 triumph.
Stephen Panuncialman wins 3-1 against Paul Lim to reach last 32.
Wes Newton wins Board Six after 3-0 victory against Garret Hammond.
Bill Davis moves into last 32 with 3-1 defeat of Garrett French.
Fourth Round
America's Ray Carver books place in Saturday's last 16 with 3-1 win over fellow countryman Buddy Lessig.
Dennis Priestley holds off Andy Jenkins fightback to win 3-2, with Jenkins coming from 2-0 down and missing three darts for the match in the final set.
Colin Lloyd earns place in last 16 with 3-0 defeat of Ben Burton.
Colin Osborne overcomes Kevin Painter 3-1, with Chris Mason defeating Chris Thompson by the same scoreline.
Dave Honey wins place on television with 3-1 defeat of Mick McGowan.
Ronnie Baxter defeats Denis Ovens 3-1 to progress to fifth round.
Mark Dudbridge sets up clash with Honey by defeating Peter Manley 3-1.
Phil Taylor moved into the last 16 without dropping a set, overcoming Alan Warriner-Little in his last 32 contest.
Wayne Mardle's 3-1 win over Andy Smith sets up repeat of World Championship first round against Ray Carver on Saturday.
America's Gary Mawson knocks out Raymond van Barneveld in five sets to move into last 16, where he will face Baxter.
Adrian Gray wins 3-0 against Dan Lauby to set up clash with Priestley.
Roger Carter is third American into last 16 after his 3-0 defeat of Mark Walsh.
Roland Scholten will take on room-mate Colin Lloyd in last 16 after victory over Wes Newton.
Arizona's David Fatum edges out Stephen Panuncialman 3-2 to win through to Saturday's fifth round.
Bill Davis sets up all-American last 16 game against Fatum with 3-2 defeat of Tony Eccles.

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PartyPoker.net PDC US Open
Preliminary Round
Jerry Hall 3-0 Kurt Tyson
Joe Chaney 3-0 Michael Mitchell

First Round
Raymond van Barneveld 3-0 Christopher Russano
Sean Smith 3-1 Mark Carter
Taro Yachi 3-0 Kory Nichols
Jerry Hall 3-0 Phil Sroka
Steve Maish 3-0 Scott Henning
Gary Mawson 3-0 Cornelius McLoughlin
Robert Peterson 3-0 Ron Linstruth
Shawn Branneman 3-2 Martin Tremblay
Denis Ovens 3-0 Joel Beal
Kieran Leal 3-0 David Minasian
Donnie Strode 3-0 Ron Parent
Lar Thao 3-2 John Piepora
Ronnie Baxter 3-1 Jerry van Loan
Sebastian Gagnon 3-1 Doug Stacey
Paul Bolduc 3-0 Jason Roker
John Quantock 3-0 Michael Minero Jnr
Roland Scholten 3-0 John Finnegan
Tom Cocker 3-0 Jason Watt
Robert Miske 3-0 Mark Neilson
Sean Downs 3-2 James Jordan
Wes Newton 3-0 Gordon Dixon
David Walsh 3-2 Fred Kreuger
Joseph Doolan 3-0 Kevin Lagos
Garret Hammond 3-1 Wayne Budgen
Colin Lloyd 3-0 Owen Shea
Steve Brown 3-0 Jason Benjamin 
Terry Hayhurst 3-2 Jason Naert
James K Horan 3-2 John Jacko
John Kuczynski 3-2 Vincent van der Voort
Daniel Beauregard 3-1 Luben Izon
Jon Archer 3-0 Dave Fennell
Ben Burton 3-0 Mike Maguire
Terry Jenkins 3-1 Rory Orvis
Paul Lim 3-0 Robert Race
Stephen Panuncialman 3-0 Tim Lemieux
Donald Suiter 3-1 TJ Jackowski
Steve Beaton 3-0 Adam Sherlock
Davis Snider 3-0 Darin Young
Robert Given 3-0 Roland Hall
David Fatum 3-2 Simon Craven
Barrie Bates 3-0 Kenji Mayama
Charles Healy 3-1 Lawrence Gallagher
Tony Eccles 3-0 Rob Petelin
Paul Cooper 3-0 Joe Davanti
Mervyn King 3-2 Dieter Scutsch
Garrett French 3-2 Brian Blankenhorn
Scott Kirchner 3-1 Darren Starr
Bill Davis 3-0 Thomas Pagliuca
John Part 3-1 Tom Waterman
Roger Carter 3-0 Richard Corless
Isen Veljic 3-0 Matt Malone
Colin Monk 3-0 Janel Pelletier
Mark Walsh 3-0 Jeffrey Borland
Paul Cockings 3-1 Roy Chad
Brian Cyr 3-1 James Drury
Tom Sawyer 3-0 Michael Parks
Alan Tabern 3-0 Lee White
Chris Thompson 3-0 Larry Butler
Darren Johnson 3-0 Scott Pressey
Riley Stockman 3-0 Jason Smith
Chris Mason 3-0 William Penn
Peter Wright 3-0 John Davis
Tim O'Gorman 3-0 Anthony Eugenia
Michael Brewer 3-0 Richie Sieferheld
Phil Taylor 3-0 Robert St Onge
Scott Cummings 3-0 Jason Hill
Kevin Dowling 3-0 Henry Heile
John MaGowan 3-2 Joe Chaney
Alan Warriner-Little 3-0 Thomas Watson
Tony Thompson 3-1 Vasilious Gavrielatos
Sean Moran 3-2 Michael Burns
Brian Blake 3-0 Chris Leslie
Kevin Painter 3-0 Bruce Graham
Brian Jones 3-0 Jeffrey Stewart
George Timpone 3-0 Alexander MacDougall
Michael Rountree 3-2 Daniel Thibadeau
Colin Osborne 3-0 Nick Dickson
Dan Olson 3-0 Steve Hine
Joselito Moises 3-0 Craig Akin
Dave Ladley 3-0 Jared Gurman
Andy Hamilton 3-0 Christopher Eberley
Chris White 3-0 Brad Page
Buddy Lessig 3-0 Pat Breithaupt
Jim Widmayer 3-1 Robert Heckman
Alex Roy 3-0 William de Witt
Keith Connor 3-2 David Hascup
Stowe Buntz 3-0 Thomas J Bunnenberg
Ray Carver 3-0 Jim Snook
Wayne Mardle 3-1 Tom Curtin
Martyn Turner 3-0 Lorne Heinrichs
Frank Smith 3-0 Adrian W Lewis
Richard Espinosa 3-0 Richard Hammond
Andy Smith 3-1 Ross Snook
Stephen Lore 3-1 Frank Lerue
Pete Riehl 3-0 Irene Mangan
David Marienthal 3-0 Darren Latham
Adrian Lewis 3-2 Gerry Convery
Scott Wollaston 3-0 Stacy Stevens
Chester Mackenzie 3-0 Bobby Peters
Dave Honey 3-0 Jeffrey Steinberg
Mick McGowan 3-0 Danny Pike
David Saba 3-2 Kenneth Johnson
Dennis Smith 3-0 Barry Todd
Yvonne Martin-Cowig Bye (Rick Wadlow withdrawn through illness)
Peter Manley 3-1 Mark Schlesinger
Timmy Nicoll 3-1 Raymond Knispel
Jeff Marks 3-0 James Love
Mark Lawrence 3-0 Dennis Syre Jnr
Mark Dudbridge 3-0 Bruce Robbins
Matt Clark 3-0 Bill Anderson
Dave Cameron 3-0 Sean Lodge
Brad Wethington 3-1 Mark Prutchick
Gerard Zuilkowski Bye (James Wade withdrawn through illness)
Robert Baechler 3-0 Damien McKenna
Dan Lauby 3-0 Bill Butler
Robert Gargan 3-0 Matthew Courtney
Adrian Gray 3-0 Cameron Paine
Robert Watson-Lang 3-0 J Dwayne Heinrichs
Jason Clark 3-1 Chris Linkous
Jim Newman 3-1 Michael Garramone
Dennis Priestley 3-0 Kevin Czipo
Donny Joe 3-0 Thomas Healy
Michael van Gerwen 3-0 Kevin McDine
Ron Miller 3-0 Joseph Swick
Andy Jenkins 3-0 Ron Colvard
Jayson Barlow 3-1 Victor Dewild
Robert Tafuri 3-1 Dave Watson
Jelle Klaasen 3-0 Tim Grossman

Second Round
Raymond van Barneveld 3-0 Sean Smith
Jerry Hall 3-0 Taro Yachi
Gary Mawson 3-2 Steve Maish
Shawn Brennerman 3-0 Robert Peterson
Denis Ovens 3-0 Kieran Leal
Donnie Strode 3-0 Lar Thao
Ronnie Baxter 3-0 Sebastian Gagnon
Paul Bolduc 3-1 John Quantock
Roland Scholten 3-0 Tom Cocker
Robert Miske 3-2 Shaun Downs
Wes Newton 3-0 David Walsh
Garret Hammond 3-1 Joseph Doolan
Colin Lloyd 3-2 Steve Brown
James K Horan 3-1 Terry Hayhurst
John Kuczynski 3-1 Daniel Beauregard
Ben Burton 3-0 Jon Archer
Paul Lim 3-2 Terry Jenkins
Stephen Panuncialman 3-0 Donald Suiter
Davis Snider 3-2 Steve Beaton
David Fatum 3-2 Robert Given
Barrie Bates 3-0 Charles Healy
Tony Eccles 3-2 Paul Cooper
Garrett French 3-2 Mervyn King
Bill Davis 3-1 Scott Kirchner
Roger Carter 3-2 John Part
Isen Veljic 3-1 Colin Monk
Mark Walsh 3-0 Paul Cockings
Brian Cyr 3-2 Tom Sawyer
Chris Thompson 3-2 Alan Tabern
Darren Johnson 3-0 Riley Stockman
Chris Mason 3-1 Peter Wright
Michael Brewer 3-2 Tim O'Gorman
Phil Taylor 3-0 Scott Cummings
Kevin Dowling 3-2 John MaGowan
Alan Warriner-Little 3-0 Tony Thompson
Brian Blake 3-0 Sean Moran
Kevin Painter 3-0 Brian Jones
George Timpone 3-0 Michael Rountree
Colin Osborne 3-0 Dan Olson
Dave Ladley 3-2 Joselito Moises
Andy Hamilton 3-2 Chris White
Buddy Lessig 3-1 Jim Widmayer
Alex Roy 3-0 Keith Connor
Ray Carver 3-0 Stowe Buntz
Wayne Mardle 3-1 Martyn Turner
Richard Espinosa 3-1 Frank Smith
Andy Smith 3-0 Stephen Lore
Pete Riehl 3-2 David Marienthal
Adrian Lewis 3-1 Scott Wollaston
Dave Honey 3-1 Chester Mackenzie
Mick McGowan 3-0 David Saba
Dennis Smith 3-0 Yvonne Martin-Cowig
Peter Manley 3-1 Timmy Nicoll
Mark Lawrence 3-1 Jeff Marks
Mark Dudbridge 3-2 Matt Clark
Brad Wethington 3-2 Dave Cameron
Robert Baechler 3-0 Gerard Zuilkowski
Dan Lauby 3-2 Robert Gargan
Adrian Gray 3-1 Robert Watson-Lang
Jason Clark 3-1 Jim Newman
Dennis Priestley 3-1 Donny Joe
Michael van Gerwen 3-0 Ron Miller
Andy Jenkins 3-0 Jayson Barlow
Jelle Klaasen 3-0 Robert Tafuri

Third Round
Raymond van Barneveld 3-1 Jerry Hall
Gary Mawson 3-1 Shawn Brennerman
Denis Ovens 3-0 Donnie Strode
Ronnie Baxter 3-0 Paul Bolduc
Roland Scholten 3-1 Robert Miske
Wes Newton 3-0 Garret Hammond
Colin Lloyd 3-0 James K Horan
Ben Burton 3-0 John Kuczynski
Stephen Panuncialman 3-1 Paul Lim
David Fatum 3-0 Davis Snider
Tony Eccles 3-2 Barrie Bates
Bill Davis 3-1 Garrett French
Roger Carter 3-2 Isen Veljic
Mark Walsh 3-0 Brian Cyr
Chris Thompson 3-0 Darren Johnson
Chris Mason 3-1 Michael Brewer
Phil Taylor 3-0 Kevin Dowling
Alan Warriner-Little 3-2 Brian Blake
Kevin Painter 3-0 George Timpone
Colin Osborne 3-0 Dave Ladley
Buddy Lessig 3-1 Andy Hamilton
Ray Carver 3-2 Alex Roy
Wayne Mardle 3-1 Richard Espinosa
Andy Smith 3-0 Pete Riehl
Dave Honey 3-2 Adrian Lewis
Mick McGowan 3-1 Dennis Smith
Peter Manley 3-0 Mark Lawrence
Mark Dudbridge 3-1 Brad Wethington
Dan Lauby 3-2 Robert Baechler
Adrian Gray 3-2 Jason Clark
Dennis Priestley 3-2 Michael van Gerwen
Andy Jenkins 3-2 Jelle Klaasen
Losers £1,000

Fourth Round
Gary Mawson 3-2 Raymond van Barneveld
Ronnie Baxter 3-1 Denis Ovens
Roland Scholten 3-1 Wes Newton
Colin Lloyd 3-0 Ben Burton
David Fatum 3-2 Stephen Panuncialman
Bill Davis 3-2 Tony Eccles
Roger Carter 3-0 Mark Walsh
Chris Mason 3-1 Chris Thompson
Phil Taylor 3-0 Alan Warriner-Little
Colin Osborne 3-1 Kevin Painter
Ray Carver 3-1 Buddy Lessig
Wayne Mardle 3-1 Andy Smith
Dave Honey 3-1 Mick McGowan
Mark Dudbridge 3-1 Peter Manley
Adrian Gray 3-0 Dan Lauby
Dennis Priestley 3-2 Andy Jenkins
Losers £1,500

Fifth Round (to be played Saturday May 17)
Gary Mawson v Ronnie Baxter
Roland Scholten v Colin Lloyd
David Fatum v Bill Davis
Roger Carter v Chris Mason
Phil Taylor v Colin Osborne
Ray Carver v Wayne Mardle
Dave Honey v Mark Dudbridge
Adrian Gray v Dennis Priestley
Losers £3,000

Fifth Round Order of Play
David Fatum v Bill Davis
Roger Carter v Chris Mason
Dave Honey v Mark Dudbridge
Adrian Gray v Dennis Priestley
Phil Taylor v Colin Osborne
Gary Mawson v Ronnie Baxter
Ray Carver v Wayne Mardle
Roland Scholten v Colin Lloyd
Play Commences 2pm local time
Live on Nuts TV in the UK (Sky Guide 207, Freeview 42) from 7pm-12am

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Prize Fund
Winner £12,500
Runner-Up £7,500
3-4th £5,000
5-8th £4,000
9-16th £3,000
17-32nd £1,500
33-64th £1,000