marijuana suspends Michael from competition for the end of February . The U.S. Olympic Committee says it wo n't renew its sponsorship of Phelps . Announcements follow publication of photo showing Phelps smoking from bong . Sheriff 's office says it is investigating whether Phelps smoked USA Swimming .
USA Swimming suspends Michael Phelps from competition for three months . Kellogg Co. says it wo n't renew its sponsorship of Phelps . Announcements follow publication of photo showing Phelps smoking from bong . Sheriff 's office says it is investigating whether Phelps smoked marijuana .