▁wave ▁of ▁bom bers ▁began ▁their ▁attack . ▁At ▁ 0 8 : 5 2 , ▁the ▁first ▁Army ▁bom ber ▁dropped ▁a ▁ ▁bomb ▁that ▁hit ▁the ▁ship ; ▁four ▁more ▁bom bers ▁followed ▁and ▁scored ▁two ▁further ▁hits . ▁Ins pect ors ▁again ▁went ▁ab o ard ▁Ost f ries land ▁following ▁the ▁fifth ▁attack ▁and ▁noted ▁that ▁the ▁hits ▁had ▁not ▁seriously ▁dam aged ▁the ▁ship , ▁though ▁one ▁had ▁created ▁a ▁large ▁hole ▁on ▁her ▁star board ▁side ▁that ▁allowed ▁further ▁flo oding . ▁By ▁no on , ▁she ▁was ▁down ▁five ▁feet ▁at ▁the ▁stern ▁and ▁one ▁foot ▁at ▁the ▁bow . ▁At ▁ 1 2 : 1 9 , ▁the ▁next ▁attack ▁wave , ▁equ ipped ▁with ▁ ▁bomb s , ▁struck . ▁Six ▁bomb s ▁were ▁dropped , ▁none ▁of ▁which ▁hit , ▁though ▁three ▁det on ated ▁very ▁close ▁to ▁the ▁h ull . ▁At ▁ 1 2 : 3 0 , ▁Ost f ries land ▁began ▁to ▁sink ▁rapidly ▁by ▁the ▁stern ▁and ▁the ▁list ▁to ▁port ▁increased ▁dram atically . ▁At ▁ 1 2 : 4 0 , ▁the ▁ship ▁rolled ▁over ▁and ▁s ank . ▁The ▁results ▁of ▁the ▁tests ▁were ▁widely ▁public ized ▁and ▁Mitchell ▁became ▁both ▁a ▁national ▁hero ▁and ▁the ▁" inf al li ble ▁proph et ▁of ▁av iation ". ▁ ▁The ▁leadership ▁of ▁the ▁US ▁Navy , ▁however , ▁was ▁out rag ed ▁by ▁Mitchell ' s ▁handling ▁of ▁the ▁tests ; ▁the ▁ 2 , 0