Rubuta ci gaba ga wannan sakin layi - A ranar 13 ga Agusta, a cikin 4 × 100-mita medley relay
, Phelps ya ƙare aikinsa tare da wata lambar zinare, ta 23 a wasannin Olympics da kuma lambar yabo ta 28 ta Olympics gaba ɗaya. Tare da Ryan Murphy, Cody Miller, da Nathan Adrian, suna yin iyo a matsayin ƙafar malam buɗe ido na medley, sun karya rikodin wasannin Olympics, kuma sun sami lambar zinare ta 1001 ta Amurka a duk lokacin wasannin Olympics, bisa ga USOC. Phelps ya sake yin ritaya daga gasar yin iyo bayan wasannin Olympics na Rio.