When Carlos Alcaraz is on court for a training session, perhaps working on his newly revamped service motion, he's doing so to buttress a game already good enough to claim four Grand Slam titles. He's also got his young rival,

The men's world No. 1 could face a two-year ban. Here's what to know about the doping proceedings against him so far

Former world number one Daniil Medvedev hopes to once again become a tennis "disruptor" by breaking the Grand Slam duopoly of young guns Jannik Sinner and Carlos Alcaraz. Medvedev was knocked out of three Grand Slams last year by the duo,

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.