2010 U.S. Open Third Round Tiger takes off: Tiger Woods birdies eight holes for a 66. Coming on strong: Dustin Johnson battles Graeme McDowell to take the lead. Hanging tough: Graeme McDowell shoots a 71. Up and down: Phil Mickelson shoots a 73 for sixth place. Lost ball: Paul Casey drops down the leaderboard with a 77. Alex Cejka is in the mix with Tim Clark and Ryo Ishikawa. Even: Ernie Els hangs in there. Even with Els: Gregory Havret. Ryo Ishikawa posted a 75. Ian Pouler shot a 77. Looking forward to Sunday: Tiger Woods with his caddie Steve Williams after hitting his approach shot on the 18th hole. Soren Kjeldsen is T13 with Justin Leonard and Brandt Snedeker.