Search operation has been intensified to locate 11 people abducted by Maoists from Karaili village of Munger district. State Director General of Police Neelmani said if required helicopter will also be pressed into search operation.AIR Patna correspondent reports that an intensive combing operation is continuing to nab the Maoists.The Maoists equipped with sophisticatedweapons attacked village Karaili under Dharhara police station of Munger district and killed six villagers of tribal community this morning.Posing as CRPF men they came in two vehicles and surrounded the village fired indiscriminately.Security forces chased the Maoists,who entered adjacent jungles.Earlier, Maoists killed six persons in Munger this morning. The stategovernment has announced an ex-gratia payment of 4 lakh rupees to each of the next of the kin of the deceased who were killed in Maoistattack.