Delhi police today registered a case against two-time Olympic medallist Sushil Kumar and his supporters after a complaint was filed by Navin Rana, brother of Parveen, who was allegedly beaten up by them. The incident occurred after one of the trial bouts, in which Sushil defeated Parveen, for next year's Commonwealth Games. An FIR against Sushil was lodged under sections 323 and 341 of the IPC. Rana also alleged that Sushil' supporters had made some death threats and dared him to participate in the upcoming Pro Wrestling League.