BAMAKO, June 20( Xinhua)--A total of 132 civilians were killed in three villages in the rural commune of Bankass in central Mali, said a statement released on Monday by the Malian government. According to the Malian authorities, the peaceful populations of Diallassagou, Dianweli, Deguessagou villages and surroundings in the rural commune of Bankass were the subject of barbaric attacks on the night of June 18 to 19. Several perpetrators of the massacre have been formally identified, which are par