Sinner 'honest to core', says coach Cahill after dope test controversy

The International Tennis Integrity Agency (ITIA) said on Tuesday that Sinner had provided an in-competition sample at the Indian Wells Masters on March 10 which contained the presence of clostebol at low levels. A further sample, conducted eight days later out of competition, also tested positive for low levels of the same metabolite. Sinner had explained that the substance had originated from a spray, containing clostebol, that had been used by a member of his staff to treat a cut finger. The...