LAS VEGAS — Canada's David Hearn birdied his final three holes in perfect morning conditions for a 7-under 64 and a share of the lead Thursday in the Shriners Hospitals for Children Open.
Michael Thompson, Mark Hubbard and Tyler Aldridge also topped the leaderboard at TPC Summerlin. Aldridge had two holes left when first-round play was suspended because of darkness.
Patrick Rodgers, Patton Kizzire, Chad Campbell, Ryan Palmer, Ricky Barnes, D.H. Lee, Ryo Ishikawa, Greg Owen, Shane Bertsch and Brendon Todd shot 65, and Henrik Norlander also was 6 under with two holes left. Lee birdied six of his first seven holes, then bogeyed the next two.
Kizzire is making his first start as a PGA Tour member after winning twice last year on the Web.com Tour and topping the regular-season and finals-combined money lists. He was married Saturday.
Thompson and Hubbard eagled the par-5 16th, with Hubbard holing a 30-foot putt and Thompson a 25-footer in their morning rounds.
LPGA Taiwan Championship: At Taipei, Taiwan, Ji Eun-hee shot a 6-under 66 in windy conditions to take a one-stroke lead.
The 29-year-old South Korean player birdied five of her final seven holes at Miramar. Ji won the 2008 LPGA Championship and 2009 U.S. Women's Open, both major tournaments, for her lone LPGA Tour titles.
China's Lin Xi-yu was second. American Morgan Pressel, England's Charley Hull, Germany's Sandra Gal and South Korea's Sun Young Yoo shot 68. Pressel birdied the final two holes.
Second-ranked Lydia Ko topped the group at 69. The 18-year-old New Zealander has four LPGA Tour victories this year. She won the 2013 Swinging Skirts World Ladies Masters at Miramar for her first victory as a professional. Americans Brittany Lincicome and Lizette Salas also shot 69.
Taiwanese star Yani Tseng had a 72. She won the inaugural event in 2011 at Sunrise.
The top-ranked Park is skipping her title defense to play in the Korea LPGA's KB Financial Star Championship, where she was tied for the first-round lead Thursday.
Hong Kong Open: Italy's Andrea Pavan birdied four of his last six holes for a 6-under 66 and a share of the lead with Taiwan's Lu Wei-chih.