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



U.S. Olympic swimming champion Michael Phelps speaks to young swimmers in the pool at the Olympic Village Carlos Castilho where they regularly train in the Complexo de Alemao slum as he leads a workshop sponsored by Visa in Rio de Janeiro, Brazil, Tuesday, Oct. 30, 2012. (AP Photo/Silvia Izquierdo)

U.S. Olympic swimming champion Michael Phelps speaks to young swimmers in the pool at the Olympic Village Carlos Castilho where they regularly train in the Complexo de Alemao slum as he leads a workshop sponsored by Visa in Rio de Janeiro, Brazil, Tuesday, Oct. 30, 2012. (AP Photo/Silvia Izquierdo)