Narsingh Yadav's roommate and sparring partner Sandeep Tulsi Yadav has also tested positive for the same banned substance. Briefcase 1 Narsingh Yadav tested positive for a banned substance 10 days before Olympics. With his Olympic dreams in jeopardy after a failed dope test, Narsingh had claimed innocence, saying that the entire episode was a conspiracy against him. Asked if anyone else in the camp has also failed the dope test, the official replied in negative. (Narsingh Yadav cries foul play after failing dope test )NADA Director General Navin Agarwal on Sunday confirmed that Narsingh's 'B' sample tested positive for a banned substance.

Source: India Today July 25, 2016 06:43 UTC