Phoenix: Olympic swimming great Michael Phelps won the 100m butterfly at the Mesa Pro Series on Thursday, his first competitive event since August.


Michael Phelps. Pic/AFP 

Phelps, whose 18 Olympic gold medals include three in the 100m fly, said it was a step in the right direction as he homes in on a 2016 Rio Olympics berth. His win comes after a drunk-driving arrest in September that brought him a one-year suspended sentence and a six-month ban from USA Swimming.