▁sever ely ▁injured ; ▁the ▁two ▁dead ▁were ▁a ▁mother ▁and ▁son . ▁The ▁pilot ▁ab orted ▁take off ▁and ▁the ▁air plane ▁stopped ▁on ▁the ▁run way . ▁Three ▁other ▁passengers ▁sust ained ▁minor ▁inj uries ▁during ▁the ▁emer gency ▁ev acu ation . ▁Most ▁of ▁the ▁passengers ▁were ▁travel ing ▁on ▁vac ation . ▁ ▁Pre - fl ight ▁ins pection ▁ ▁During ▁the ▁pre - fl ight ▁ins pection , ▁the ▁first ▁officer ▁noted ▁a ▁few ▁dro ps ▁of ▁oil ▁coming ▁from ▁the ▁" bullet " ▁or ▁tip ▁of ▁the ▁number ▁one ▁( left ) ▁engine , ▁although ▁it ▁was ▁said ▁to ▁be ▁" not ▁that ▁serious ". ▁The ▁first ▁officer ▁also ▁noticed ▁a ▁couple ▁of ▁missing ▁riv ets ▁on ▁the ▁left ▁wing . ▁The ▁pilot ▁told ▁National ▁Transport ation ▁Saf ety ▁Board ▁( NT SB ) ▁investig ators ▁that ▁both ▁problems ▁were ▁observed ▁as ▁non - th re aten ing ▁and ▁that ▁the ▁aircraft ▁was ▁air worth y ; ▁therefore , ▁maintenance ▁was ▁not ▁informed . ▁ ▁Take off ▁and ▁accident ▁▁ ▁At ▁ 2 : 2 3 ▁pm ▁CD T , ▁D elta ▁flight ▁ 1 2 8 8 ▁was ▁cleared ▁for ▁take off ▁on ▁Run way ▁ 1 7 . ▁As ▁the ▁first ▁officer ▁was ▁adv ancing ▁the ▁thro tt les ▁and ▁reaching ▁an ▁air speed ▁of ▁, ▁the ▁co ck pit ▁lost ▁light ing ▁and ▁instrument ation . ▁The ▁rear ▁cabin ▁passengers ▁and ▁flight ▁crew ▁heard ▁a ▁very ▁loud ▁b ang ▁and ▁experienced ▁a ▁bl ast