Jannik Sinner is a shooting star in tennis, and the World No. 1 has already received a few nicknames and monikers from fans. Some like to reference Sinner's bright red hair with "Carrot Top," while others give the nod to his childhood name as the "Fox.

Iga Swiatek, a self-described “control freak,” is taking new precautions — including holding on to extra samples of medicine she takes, in case they need to be tested at some point — after a doping case she describes as probably the worst time in her life.

Jannik Sinner defeats Marcos Giron in straight sets to advance to the round of 16 at the Australian Open.