Photos: At the U.S. Open\nExclusive images from Golf Digest photographers at Merion G.C.\n\nClick on the ENLARGE button for a bigger picture\nJustin Rose poses for the media on Sunday.\nRunner-up Phil Mickelson strides across the 18th green.\nHunter Mahan hits on No. 17 during the final round.\nRunner-up Jason Day hits a tee shot during the final round.\nBilly Horschel hits on No.3. On this hole he made one of his six final-round bogeys.\nJustin Rose holds the trophy close.\nRickie Fowler was among the top-10 finishers at Merion.\nPhil Mickelson chips off the green on No.15 on Sunday.\nJustin Rose follows a shot during the fourth round.\nHunter Mahan posted a T-4 on Sunday.\nJason Day shot a 71 in the final round.\nJustin Rose creates a champion's silhouette.\nPhil Mickelson plays his second shot on No. 18 at the close of the third round.\nCharl Schwartzel landed in a bunker on No.17 on Saturday.\nHunter Mahan and Charl Schwartzel watch as Nicolas Colsaerts hits on No. 17.\nSteve Stricker stayed in the mix on Saturday.\nMerion is captured in Saturday's late afternoon light.\nLow amateur Michael Kim of CAL shot a 71 in the third round.\nHunter Mahan hits on No. 18 during the third round.\nJohn Senden stirs up the rough during the third round.\nPhil Mickelson walks from the 1st green to the 2nd tee during the third round.\nHenrik Stenson hits from a bunker on No.1 during the third round.\nBilly Horschel follows his shot during the third round.\nThese fans found a roof-top spot to watch Rory McIlroy and Tiger Woods.\nHunter Mahan hits on No. 2 during the third round.\nJohn Senden takes his second shot on No.1.\nTiger Woods played a dismal round 3.\nEdward Loar drives on No.6 during the third round.\nA young fan follows Saturday's action.\nLuke Donald played well on Saturday until he got to Nos. 17 and 18.\nMatt Kuchar hits his second shot on No. 4 during the second round.\nCharl Schwartzel tees off on No. 3 during the third round.\nNicolas Colsaerts swings from the mud on No. 4 during the second round.\nKeegan Bradley casts a long shadow on Friday afternoon.\nJustin Rose takes his second shot on No. 6 on Friday afternoon.\nBrandt Snedeker plays from the rough in the second round.\nThe clouds over Merion turned a glorious pink late on Friday.\nPhil Mickelson swings in Friday's late afternoon sun.\nThe flags and a lone fan are silhouetted in the fading light on Friday.\nTiger and Rory keep stride while Adam Scott follows.\nAdam Scott misses this putt in the second round.\nNicolas Colsaerts takes his second shot on No. 1 during the second round.\nPhil Mickelson swings on the No. 5 tee during the second round.\nThis fan has found a treetop view of the tournament.\nJohn Senden plays No. 9 during the completion of the first round on Friday.\nTiger Woods' second round score was a 70.\nTiger Woods has a difficult lie on No.17 as he plays in round one on Friday morning.\nGeoff Ogilvy hits from the rough on No. 17 during the completion of the first round on Friday.\nTiger Woods continued his first round on Friday and posted a 73.\nWorkers strive to keep the paths walkable for the fans.\nSteve Williams, J.P. Fitzgerald and Joe LaCava wait for their players to putt.\nRory McIlroy completed his first round on Friday morning and posted a 73.\nThis fan knows that Mickelson's birthday falls on Father's Day.\nA young fan takes a rest in the rain.\nLuke Donald shot a 68 in the first round.\nNick Watney hits on No.9 during the first round.\nSpectators create a trail of umbrellas.\nErnie Els plays his second shot on No. 2 during the first round.\nAdam Scott takes his second shot on No. 5 from a difficult lie on Thursday.\nRory McIlroy made par on No. 5.\nTiger Woods tees off on No. 2 in the first round.\nPhil Mickelson takes his second shot on No. 3 during the first round.\nSergio Garcia had a tough start at Merion as he posted a 73.\nThe skies dictated the progress of play on the first day of the U.S. Open.\nSteve Stricker had a bad lie in a bunker on No. 3. on Thursday.\nThese first round spectators found a perch to watch the action.\nBubba Watson jumps to follow his shot during Thursday's play.\nJason Dufner takes a poor shot on No. 15.\nA young fan scrambles as the forecasted weather rolls in on Thursday morning.\nThe grounds crew springs into action as play is suspended in the first round.\nNicolas Colsaerts maps out a putt in the first round.\nPhil Mickelson tees off on No. 13 before the weather stopped play in the first round.\nMud is a major factor at Merion this week.\nIan Poulter started the first round with three birdies in a row.\nA member of the grounds crew fluffs the rough.\nA bird is bound for Tiger Woods as he takes a practice swing.\nAdam Scott tees off on No. 1 during a practice round.\nBrandon Brown hits into the 14th green during a practice round\nJason Day drives the ball during Wednesday's practice.\nJose Maria Olazabal takes aim on Wednesday.\nJim Furyk anxiously watches a tee shot on Tuesday.\nLuke Donald and Scott Piercy appear to be having a chipping contest on Tuesday.\nThe fans line the pathway for a glimpse of Tiger Woods early in the week.\nTiger Woods and Joe LaCava play catch on the green on Wednesday.\nPeter Hanson and a long line of spectators follow his shot on Tuesday.\nErnie Els hits out of a bunker during practice.\nArnold Palmer and Tiger Woods enjoy a moment together before the tournament.\nSergio Garcia shares a laugh as he gloves up for practice.\nJim Mackay examines one of Merion's unique baskets during a practice round.\nAaron Baddeley hits a tee shot on No. 8 during practice.\nTiger Woods fills up the interview room at the media center on Tuesday.\nBrian Stuard plays off the tee on No. 18 on Wednesday.\nTiger Woods and Billy Horschel descend the stairway on No. 17 during Wednesday's practice round.\nStraw bundles line the pathways to soak up the mud.