The Nationalist Congress Party on Thursday demanded the resignation of Wresting Federation of India president and BJP MP Brij Bhushan Sharan Singh, who has been accused of sexually exploiting women wrestlers for years, a charge vehemently rejected by the sports administrator.

Top wrestlers Vinesh Phogat, Sakshi Malik, Bajrang Punia and many other grapplers are on a silent sit-in in New Delhi for the second day against WFI and its chief Singh.