INDIANAPOLIS, July 9 (UPI) -- Olympic superstar Michael Phelps won two races and Aaron Peirsol reclaimed his 100-meter backstroke world record Wednesday at the U.S. Swimming Championships.

CHARLOTTE, N.C., May 16 (UPI) -- Michael Phelps suffered his first defeat in a year Saturday when world record-holder Aaron Peirsol won the 100-meter backstroke.

CHARLOTTE, N.C., May 15 (UPI) -- Michael Phelps, who has been through a historic and turbulent last nine months, won two events Friday in his return to competitive swimming.

CHARLOTTE, N.C., May 8 (UPI) -- U.S. swimming star Michael Phelps said his return to swimming includes training for both the events he previously excelled at and events that are new to him.

SAN FRANCISCO, March 12 (UPI) -- U.S. Olympic swimmer Michael Phelps lost a lucrative contract when Kellogg's dumped him over a picture but a food bank came out a big winner, officials said.

CALGARY, Alberta, Feb. 25 (UPI) -- U.S. Olympic gold medalist Michael Phelps has been yanked from two motivational speaking engagements in Canada next month, a promoter's Web site indicates.

COLUMBIA, S.C., Feb. 16 (UPI) -- The South Carolina sheriff who has been investigating Michael Phelps on possible marijuana charges said Monday he doesn't have enough evidence to prosecute.

WASHINGTON, Feb. 6 (UPI) -- How are the mighty fallen! Michael Phelps has been bonged. The greatest Olympic athlete and swimmer of all time has lost his Kellogg's Corn Flakes contract after being photographed smoking marijuana through a water pipe. USA Swimming has suspended him from competition for three months.

COLORADO SPRINGS, Feb. 5 (UPI) -- The governing body for United States swimming suspended Olympic hero Michael Phelps for three months Thursday.