A commando of CRPF's CoBRA unit was injured in an encounter with Naxals in Chhattisgarh's Bijapur district on Tuesday. The gunfight took place in the forest between Kottaguda and Pegdapalli villages, where joint teams of security forces were on a search operation, IGP Sundarraj P said. The injured commando, identified as Sanjeev Kumar, is currently being treated.