Day two of the Masters

Spectators walk across the second fairway before the second round of the Masters in Augusta Photograph: David J. Phillip/Associated Press Photograph: David J. Phillip/guardian.co.uk Trevor Immelman watches his chip shot from a bunker on the second. The South African carded a one-over 73 to slip a shot back on the leaderboard Photograph: Chris O'Meara/AP Photograph: Chris O'Meara/guardian.co.uk Clearly enjoying his return to the top while it lasts, Fred Couples stretches before hitting his approach shot to the first green Photograph: Hans Deryk/Reuters Photograph: Hans Deryk/guardian.co.uk Nick Watney, joint seventh overnight, watches his first shot of the day Photograph: Andrew Redington/Getty Images Photograph: Andrew Redington/guardian.co.uk Tiger Woods runs through the pine needles to catch a glimpse of his first shot Photograph: Andrew Redington/Getty Images Photograph: Andrew Redington/guardian.co.uk Edoardo Molinari of Italy watches the flight of the ball as he attempts improve his position at the far end of the top twenty Photograph: Jamie Squire/Getty Images Photograph: Jamie Squire/guardian.co.uk Woods chips on to the second green in front of a host of onlookers Photograph: Harry How/Getty Images Photograph: Harry How/guardian.co.uk Having climbed two spots on the leaderboard, Yuta Ikeda of Japan holds his ball aloft after the second hole Photograph: Harry How/Getty Images Photograph: Harry How/guardian.co.uk KJ Choi of South Korea hits his tee shot on the fourth. Choi dropped down the leaderboard after bogeying twice in his first five holes Photograph: Brian Snyder/Reuters Photograph: Brian Snyder/guardian.co.uk Couples hits his tee shot on the eighth hole, having improved his overnight standing to seven under. That was as good as it got for the 1992 winner, however, as he dropped several shots down the back nine Photograph: Jamie Squire/Getty Images Photograph: Jamie Squire/guardian.co.uk England's Ian Poulter consults his course guide from the first fairway with caddie Terry Mundy Photograph: Andrew Redington/Getty Images Photograph: Andrew Redington/guardian.co.uk Woods reacts to a missed birdie putt on the third Photograph: Rob Carr/Associated Press Photograph: Rob Carr/guardian.co.uk A scorekeeper looks out onto the seventh hole Photograph: Shaun Best/Reuters Photograph: Shaun Best/guardian.co.uk Adam Scott of Australia chips to the second green Photograph: Chris O'Meara/Associated Press Photograph: Chris O'Meara/guardian.co.uk Camilo Villegas of Colombia lines up a putt on the sixth hole in his trademark, coiled style Photograph: Don Emmert/AFP/Getty Images Photograph: Don Emmert/guardian.co.uk England's Lee Westwood tees off at the first. The 36-year-old was looking to maintain his position near the head of the field after a first-round 67 Photograph: Andrew Redington/Getty Images Photograph: Andrew Redington/guardian.co.uk Following a promising start yesterday, when the 60-year-old finished tied for second, Tom Watson plays his second shot on the first hole Photograph: Andrew Redington/Getty Images Photograph: Andrew Redington/guardian.co.uk With a little help from his caddie, Han Chang-won of Korea lines a putt on the third Photograph: Don Emmert/AFP/Getty Images Photograph: Don Emmert/guardian.co.uk Ricky Barnes of the US measures a putt on the sixth. The 29-year-old American put in a solid second round after his 68 yesterday Photograph: Don Emmert/AFP/Getty Images Photograph: Don Emmert/guardian.co.uk Hoping to become the first Brit to win a green jacket since Nick Faldo, Westwood contemplates his ascent up the leaderboard. His eventful start included an eagle, three birdies and a bogey in the first seven holes Photograph: Andrew Redington/Getty Images Photograph: Andrew Redington/guardian.co.uk