Sinner tested positive twice for an anabolic steroid during the 2024 Indian Wells Tournament. He tested positive for a substance called Clostebol, which is notably banned in tennis, and he was first popped for the steroid during Indian Wells, and then again eight days later in an out-of-competition sample.

Every other day at Wimbledon has brought an opportunity to compare the greatest player in men's tennis and one of his heirs.