MUNGER: Armed Maoists killed three persons, including a village head, by chopping off their heads in Vimbandh forest area of Bihar's Munger district early today.The Maoists had a couple of days ago kidnapped the village head of Murade Sanjay Paswan, two villagers Pramod Paswan and Sourav Das, police said.Their bodies were recovered by police from near Rameshwar 'kund' inside the Bhimband forest , they said.A combing operation has been launched to flush out the ultras.