(man speaking foreign language) >> narrator: one of the first villages to be attacked was monu para.s chirping) (man speaking foreign language) >> narrator: mohammed ayas says over a hundred people fled to the village leader's compound seeking safety. as the soldiers entered, he says he hid in the roof. >> ayas: >> narrator: villagers say this is one of the soldiers who led the attack that day, sergeant ba kyaw. (man speaking foreign language) we interviewed nine residents who identified him and said they knew him well. he was a member of the army's unit 564, based here, just south of the village. >> ayas: >> narrator: witnesses say ba kyaw and other soldiers rounded up dozens of men and took them to the village leader's compound. aisha begum was at home with her sons. >> begum: >> narrator: the men and boys taken to the compound were forced to lie face down. mohamadul hassan was among them. he says he had nothing to do with the militants. >> hassan: >> narrator: he says the men were kept tied up in the courtyard for two hours. then, he says, an officer took a phone call. other survi