IRVING, TX - MAY 23: Rory Sabbatini lines up a putt for birdie on the 3rd hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Rory Sabbatini hits his approach shot into the 3rd hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Rory Sabbatini lines up a putt for birdie on the 3d hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Brian Davis from England lines up a putt for birdie on the 2nd hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson lines up a putt for birdie on the 9th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: James Driscoll misses a putt for birdie on the 4th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Ken Duke blasts out of the greenside bunker on the 12th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Robert Allenby lines up a birdie putt on the 14th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Robert Allenby lines up a birdie putt on the 14th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson lines up a putt for birdie on the 15th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson tees off the 15th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson hits his approach shot out of the rough on the 15th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson lines up a putt for birdie on the 16th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: John Mallinger hits out of the greenside bunker on the 16th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Rory Sabbatini misses an easy birdie putt on the 16th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Rory Sabbatini puts for a birdie on the par three 17rh hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Rory Sabbatini misses a putt for birdie on the par three 17th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson tees off the 8th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson tees off the 9th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: John Mallinger tees off the 13th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Dustin Johnson putts for birdie on the 14th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: John Mallinger tees off the par three 17th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING, TX - MAY 23: Rory Sabbatini tees off the par three 17th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving, Texas. (Photo by Marc Feldman/Getty Images)
IRVING TX - MAY 23: George McNeill tees of the 1st hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: Kevin Streelman tees of the 1st hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: Scott McCarron tees of the 1st hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: Glen Day tees of the 1st hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: Robert Allenby tees off the 1sthole hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: Ken Duke tees of the 1st hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: James Driscoll tees off the 1st hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: Brian Davis from England tees off the 4th hole during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)
IRVING TX - MAY 23: Charles Howell lll hits a chip shot to the 8th green during the third round of the HP Byron Nelson Championship held at the TPC Four Seasons Resort Las Colinas on May 23, 2009 in Irving,Texas. (Photo by Marc Feldman/ Getty Images)