Dumka (Jharkhand): A Sashastra Seema Bal jawan was killed and four others were injured in an encounter between the security forces and Maoists in Dumka district of Jharkhand early Sunday, police said.

At least five ultras also suffered bullet injuries in the encounter, but they retreated into the forest of Taldangal where a search operation has been going on, Superintendent of Police Y S Ramesh said.

The Maoists fired on the joint team of Sashastra Seema Bal (SSB) and local police around 3.30 am after noticing the personnel, who also retaliated.