Michael Phelps got even with Ryan Lochte as he won the 200-metre freestyle at the United States Olympic trials.

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 will become the most successful athlete at one Olympics by winning eight gold medals in Beijing, according to Mark Spitz - the man he is bidding to overtake.

Aaron Peirsol and Natalie Coughlin each set world records in the men’s and women’s 100metres backstroke at the United States Olympic trials in Omaha.

The most powerful nation in world athletics tonight began its search for a team to take on the best of the rest at the Athens Olympics next month.