Michael Phelps ends career with gold as US men win medley relay

Michael Phelps has left the pool. It's an honor to be in the last race with the greatest swimmer in history @MichaelPhelps. I'm sure I'll never forget it. August 4, 2012 3:56 pm via Twitter for iPhone Reply Retweet Favorite

Michael Phelps headed into the retirement the only way imaginable — with another gold medal. Reclaiming the lead with his trademark butterfly stroke, the one seen in his Olympic debut as a 15-year-old in Sydney a dozen years ago, Phelps won the 18th

Gold medallist Michael Phelps of the United States celebrates on the podium during the medal ceremony for the Men's 100m Butterfly Final on Day 7 of the London 2012 Olympic Games at the Aquatics Centre on August 3,

Michael Phelps has left the pool. It's an honor to be in the last race with the greatest swimmer in history @MichaelPhelps. I'm sure I'll never forget it. August 4, 2012 3:56 pm via Twitter for iPhone Reply Retweet Favorite

Michael Phelps has left the pool. It's an honor to be in the last race with the greatest swimmer in history @MichaelPhelps. I'm sure I'll never forget it. August 4, 2012 3:56 pm via Twitter for iPhone Reply Retweet Favorite