Acted on tip-off: NADA DG Navin Agarwal on CWG medallist Pardeep's dope fail

Weightlifter Pardeep Singh, who has been suspended after failing a dope test, was on the National Anti-Doping Agency's radar for a while before his blood sample was collected last December following a tip-off, NADA DG Navin Agarwal said on Wednesday.