Jannik Sinner’s reappearance at the Italian Open guarantees attention, following his three-month suspension for failing two “in-competition” drug tests, during and eight days after Indian Wells last year,

The men's world No. 1 missed several tournaments, but no Grand Slams. Here's what to know about the doping proceedings against him.

World No. 1 Jannik Sinner says he’s mentally ready to return to the tennis court after his three-month anti-doping ban but is wondering how his body will hold up when he competes in the Italian Open this week.