Defending champion Retief Goosen makes his way to the top of the leaderboard with a birdie at the 10th

Olin Browne heads up the leaderboard for most of the second round, but a double bogey on the 15th proves costly

David Toms has a good day with the putter, and two birdies in a row on the back nine see him move up the leaderboard

Lee Westwood tees off on the 13th hole at Pinehurst as he looks to build on his first round 68

Tiger Woods has a bad day at the office, and three bogeys in four holes leaves him well off the pace

Spain's Sergio Garcia celebrates a birdie as he looks to build on his level-par opening round in North Carolina

Luke Donald has a bad start to his second round, with three bogeys by the fifth hole leaving him well behind the leaders

World number two Vijay Singh looks to the skies after he misses a birdie putt on 18 to stay level-par with a second 70

1998 US Open Champion Lee Janzen attempts to catch his tee after his tee shot on the 15th hole

Colin Montgomerie has a disheartening day, and a double bogey at the 10th means he is seven-over after 36 holes

A bogey on the 13th means Australia's Adam Scott scores a one-over par 71 in his second round

Phil Mickelson has a nightmare second round of the 105th US Open carding 77, leaving him six-over after 36 holes