Police arrested a local leader of Bangladesh Chhatra League (BCL) in a case over assaulting a police member in Puthia upazia of Rajshahi on Monday.The arrestee was Naeem Hasan, general secretary of ward -2 Baneshwar union BCL and ex-vice president of Baneshwar Government College's BCL unit.The injured policeman, Atiqur Rahman, works in  Rajshahi district police. Read: Haji Salim's bail application rejectedSuhrawardy Hossain, officer-in-charge (OC) of Puthia police station, said an easy-bike hit a human hauler carrying Naeem's father Monday afternoon while he was taking mangoes to Baneshwar College ground, leaving him injured.Naeem came to the spot and saw a team of district police patrolling there. Suddenly, Naeem got furious and started beating policeman  Atiqur mercilessly.He was later rescued and admitted to Rajshahi District Police Lines Hospital. Read: 6 sentenced to death for double murder in N’ganjLater, a sub-inspector (SI) filed a case against Naeem and his father over the attack on an on-duty police officer.Legal action will be taken against him, said the OC.