<p>Atwal, who exited after the first event of the four-week Fedex Cup play-off, started sedately with a series of eight pars before an eagle on the par-five ninth set him off at TPC Summerlin.<br /><br />He then birdied the 13th, 14th and 18th for a flawless 66.<br />Jhonattan Vegas and William McGirt carded career-best eight-under 63 each to take a share of the lead in the first round.<br /><br />Rookie Vegas of Venezuela, who broke through for a win in Bob Hope Classic earlier this season, sank 10 birdies against two bogeys.<br /><br />McGirt, also a rookie, had a bogey-free round with eight birdies in one of the last groups of the day. Both Vegas and McGirt were leading in a PGA Tour event for the first time.<br />Justin Timberlake Shriners Hospitals for Children Open is the first of the four events in the Fall Series.<br /><br />Nathan Green and Charlie Wi with 64 each were tied third and there were 11 players, including Nick Watney, at 65, followed by another 12 at 66.</p>
<p>Atwal, who exited after the first event of the four-week Fedex Cup play-off, started sedately with a series of eight pars before an eagle on the par-five ninth set him off at TPC Summerlin.<br /><br />He then birdied the 13th, 14th and 18th for a flawless 66.<br />Jhonattan Vegas and William McGirt carded career-best eight-under 63 each to take a share of the lead in the first round.<br /><br />Rookie Vegas of Venezuela, who broke through for a win in Bob Hope Classic earlier this season, sank 10 birdies against two bogeys.<br /><br />McGirt, also a rookie, had a bogey-free round with eight birdies in one of the last groups of the day. Both Vegas and McGirt were leading in a PGA Tour event for the first time.<br />Justin Timberlake Shriners Hospitals for Children Open is the first of the four events in the Fall Series.<br /><br />Nathan Green and Charlie Wi with 64 each were tied third and there were 11 players, including Nick Watney, at 65, followed by another 12 at 66.</p>