A Special Task Force (STF) jawan was killed and two others were injured when Maoists fired at them from a mountain top in Jamui district on Friday.
Superintendent of Police Jitender Rana told PTI that armed Maoists blew up an under-construction building of CRPF by exploding can bombs in Parasi village of the district on Thursday night.
Three STF jawans received bullet injuries out of which one died.
The SP said the dead STF jawan has been identified as Anshu Kumar. The two injured jawans are Ajay Kumar and Suman Kumar, he said, adding they were first taken to Sadar Hospital at Jamui and later sent to PMCH, Patna.
Teams of Bihar police, CRPF, STF and BMP are conducting combing operation in the Gidheshwar jungle, Mr. Rana said.