<p>Michael Phelps, the most decorated Olympian of all time, is coming out of retirement, USA Swimming said on Monday.<br /><br /></p>.<p>The American, who has not competed since the 2012 London Games, will headline an April 24-26 meet in Arizona along with fellow Olympians Ryan Lochte and Katie Ledecky.<br /><br />Phelps, who turns 29 in June, rejoined the US Anti-Doping Agency’s drug testing programme last November, a clear signal that he could be considering a return to the swimming pool in time for the Rio de Janeiro Games in 2016.<br /><br />Phelps retired from competitive swimming after winning four gold and two silver medals at the 2012 London Olympics to take his career tally to 22, 18 of which were gold.<br /><br />He had repeatedly said before the London Games he would not contemplate a comeback after he retired and his coach downplayed any suggestions Phelps was considering a return to compete at what would be his fifth Olympics in Rio.<br /><br />The Next Arena Grand Prix at Mesa is the fourth stop of USA Swimming's 2013-14 Arena Grand Prix Series, which provides the nation's best swimmers six opportunities to face top-flight competition on US soil.</p>
<p>Michael Phelps, the most decorated Olympian of all time, is coming out of retirement, USA Swimming said on Monday.<br /><br /></p>.<p>The American, who has not competed since the 2012 London Games, will headline an April 24-26 meet in Arizona along with fellow Olympians Ryan Lochte and Katie Ledecky.<br /><br />Phelps, who turns 29 in June, rejoined the US Anti-Doping Agency’s drug testing programme last November, a clear signal that he could be considering a return to the swimming pool in time for the Rio de Janeiro Games in 2016.<br /><br />Phelps retired from competitive swimming after winning four gold and two silver medals at the 2012 London Olympics to take his career tally to 22, 18 of which were gold.<br /><br />He had repeatedly said before the London Games he would not contemplate a comeback after he retired and his coach downplayed any suggestions Phelps was considering a return to compete at what would be his fifth Olympics in Rio.<br /><br />The Next Arena Grand Prix at Mesa is the fourth stop of USA Swimming's 2013-14 Arena Grand Prix Series, which provides the nation's best swimmers six opportunities to face top-flight competition on US soil.</p>