The Crime Branch of Delhi Police on Monday filed a 170-page chargesheet in the Rohini Court in the murder case of 23-year-old junior wrestler Sagar Rana. Olympic medalist wrestler Sushil Kumar has been named as the prime accused in the chargesheet. The chargesheet mentions the names of total 12 accused and more than 50 witnesses in this case. Sushil is presently lodged in Tihar Jail. On May 4 at Chhatrasal Stadium in Delhi, wrestler Sushil and his associates had brutally beaten up Sagar Rana after which he died during treatment.