The Crime Branch Unit 9 arrested a drug peddler and four of his aides on Wednesday for killing a man, whose son he suspected to be a police informer.

Thirty-year-old accused Rupel Mohite, lives in Siddharth Nagar area of Bandra East. Recently he learnt that the cops were searching for him. Soon after he started looking for the person who had informed the cops and thought that 21-year-old Mohan Waghmare was a police informer.