<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.mmarekani huyo mwenye umri wa miaka 28 ambaye ameshinda medali 22 ya olimpiki, anatarajiwa kushiriki mashindano ya arizona mwishoni mwa mwezi huu wa aprili.  <response>: the 28-year-old american, who has won 22 olympic medals, is expected to compete at a meet in arizona at the end of april. 