A version of this story appears in the December 5, 2016 issue of SPORTS ILLUSTRATED. To subscribe, click here.
Although he’s named for Michael Jordan, 18-year-old Michael Mmoh is a rising star on a different court. Born in Saudia Arabia, where his father, Tony, was coaching that country's Davis Cup team and his mother, Geraldine O'Reilly, was working as a nurse, Mmoh began training in Bradenton, Fla., when he was 13 and rose through the junior rankings. He has used a big serve to reach No. 197 on the ATP tour and earn an Australian Open wildcard.