Jannik Sinner’s coach has said that the world number one tennis player would never dope intentionally as he backed him after two positive tests became public. “Jannik would never do anything like that intentionally. It’s an unfortunate situation, but the truth came out,” coach Darren Cahill told ESPN on Tuesday. The International Tennis Integrity Agency (ITIA) said earlier that the Italian tested positive twice for low levels of the banned steroid clostebol in March, a few weeks after his first grand slam title at the Australian Open. The ITIA absolved Sinner of fault and negligence as it acce…