▁ ▁Pi per ▁Az te c ▁ ▁Pi per ▁N ava jo ▁and ▁N ava jo ▁Ch ie ft ain ▁▁ ▁Sa ab ▁ 3 4 0 ▁ ▁Aff inity ▁programs ▁The ▁air line ▁offers ▁Aer op lan ▁re wards ▁points , ▁both ▁to ▁collect ▁and ▁to ▁re de em . ▁ ▁Acc idents ▁and ▁inc idents ▁May ▁ 1 , ▁ 1 9 9 5 : ▁Fl ight ▁ 3 6 2 , ▁a ▁S we ar ingen ▁Met rol iner , ▁coll ided ▁with ▁an ▁Air ▁Sand y ▁Pi per ▁N ava jo ▁Ch ie ft ain ▁while ▁on ▁approach ▁to ▁Si oux ▁Look out ▁Airport , ▁destroy ing ▁both ▁aircraft ▁and ▁killing ▁all ▁persons ▁on ▁both ▁aircraft , ▁a ▁total ▁of ▁ 8 ▁dead . ▁December ▁ 4 , ▁ 1 9 9 7 : ▁Fl ight ▁ 3 1 0 , ▁a ▁Be ech craft ▁ 9 9 ▁hit ▁the ▁run way ▁at ▁Web equ ie ▁Airport ▁when ▁it ▁desc ended ▁too ▁quickly . ▁No ▁inj uries ▁were ▁reported ▁but ▁the ▁aircraft ▁was ▁written ▁off . ▁November ▁ 1 0 , ▁ 2 0 1 3 : ▁A ▁S we ar ingen ▁Met rol iner ▁crash ed ▁on ▁approach ▁into ▁Red ▁Lake ▁Airport ▁in ▁Ontario ▁after ▁a ▁flight ▁from ▁Si oux ▁Look out ▁Airport , ▁killing ▁five ▁of ▁seven ▁people ▁ab o ard . ▁The ▁crash ▁occurred ▁south ▁of ▁the ▁air field ▁where ▁the ▁aircraft ▁struck ▁trees ▁and ▁a ▁power ▁line ▁before ▁being ▁destroyed ▁by ▁impact ▁and ▁fire .