Ryan Lochte saw off rival Michael Phelps to claim first place in the 400-metre individual medley at the United States Olympic trials.

Michael Phelps became the most successful Olympic athlete of all time by claiming the 10th and 11th gold medals of his amazing career.

American Michael Phelps equalled the record for the most Olympic gold medals in history by claiming his third at the 2008 Games on Tuesday.

Michael Phelps has won his third gold medal as the USA won the men's 4x200m freestyle relay final in dramatic circumstances tonight.