2010 WGC-Bridgestone Invitational, First Round

1 of 6 Fred Vuich/SI
hit just five fairways and struggled to a surprising 74.
2 of 6 Sam Greenwood/Getty Images
opened up the tournament with a stellar first-round score of four-under 66.
3 of 6 Sam Greenwood/Getty Images
Mickelson can capture the world's No. 1 ranking for the first time in his career with a win this week at Firestone Country Club.
4 of 6 Sam Greenwood/Getty Images
continued his good play in 2010 Thursday, shooting a 64 to take the early lead.
5 of 6 Sam Greenwood/Getty Images
put himself in good position to contend by going two-under in the first round.
6 of 6 Sam Greenwood/Getty Images
struggled in his first competitive round since his thumb injury, shooting five-over 75.