Article Photos: Phelps says he may be back in 2016 _ as a golfer



U.S. Olympic swimming champion Michael Phelps trains young swimmers at Olympic Village Carlos Castilho in the Complexo de Alemao slum in Rio de Janeiro, Brazil, Tuesday, Oct. 30, 2012. (AP Photo/Silvia Izquierdo)

U.S. Olympic swimming champion Michael Phelps trains young swimmers at Olympic Village Carlos Castilho in the Complexo de Alemao slum in Rio de Janeiro, Brazil, Tuesday, Oct. 30, 2012. (AP Photo/Silvia Izquierdo)