DF ▁approach ▁to ▁K ana wh a ▁County ▁Airport , ▁killing ▁all ▁ 2 1 ▁on ▁board . ▁April ▁ 8 ▁An ▁Aer of lot ▁Li - 2 ▁( reg istration ▁C CC P - L 4 4 6 7 ) ▁crash ed ▁at ▁M ama , ▁Russia , ▁killing ▁all ▁eight ▁on ▁board . ▁April ▁ 9 ▁A ▁S iam ese ▁Air ways ▁DC - 3 ▁( reg istration ▁H S - SA E ) ▁crash ed ▁near ▁Cape ▁d ' Ar gu ilar , ▁Hong ▁Kong ▁while ▁approaching ▁K ai ▁Tak ▁Airport , ▁killing ▁all ▁ 1 6 ▁on ▁board ; ▁the ▁pilot ▁allowed ▁the ▁aircraft ▁to ▁lose ▁too ▁much ▁speed ▁while ▁avoid ing ▁high ▁ground ▁during ▁the ▁approach . ▁April ▁ 2 1 ▁A ▁Colomb ian ▁Air ▁Force ▁C - 4 7 ▁( serial ▁number ▁F AC - 6 7 1 ) ▁crash ed ▁at ▁T res ▁Es qu inas ▁Air ▁Base , ▁killing ▁all ▁three ▁crew . ▁April ▁ 2 8 ▁United ▁Airlines ▁Fl ight ▁ 1 2 9 , ▁a ▁DC - 3 A - 3 9 7 ▁( reg istration ▁N 1 6 0 8 8 ) ▁crash ed ▁near ▁Fort ▁Wayne , ▁Indiana ▁after ▁flying ▁into ▁a ▁dow nd raft , ▁killing ▁all ▁ 1 1 ▁on ▁board . ▁ ▁May ▁May ▁ 9 ▁A ▁US ▁Navy ▁R 4 D - 5 ▁( serial ▁number ▁ 1 7 1 1 4 ) ▁crash ed ▁shortly ▁after ▁take off ▁from ▁NAS ▁Pat ux ent ▁River ▁following ▁an