 In Long An province , for example , local guerrillas taking part in the May — June offensive had been divided into several sections . Only 775 out of 2 @,@ 018 in one section survived ; another lost all but 640 out of 1 @,@ 430 . The province itself was subjected to what one historian has called a " My Lai from the Sky " – non @-@ stop B @-@ 52 bombing . 
