2 ▁people ▁on ▁board , ▁ 5 5 ▁passengers ▁and ▁ 7 ▁crew ▁members , ▁died ▁in ▁the ▁crash . ▁Of ▁the ▁passengers , ▁ 4 4 ▁( including ▁four ▁children ) ▁were ▁Russian ▁citizens . ▁E ight ▁other ▁passengers ▁came ▁from ▁Ukraine , ▁two ▁from ▁India ▁and ▁one ▁from ▁U z bek istan . ▁Th irty ▁of ▁the ▁passengers ▁were ▁tour ists ▁on ▁a ▁package ▁tour ▁from ▁Natal ie ▁T ours , ▁one ▁of ▁the ▁largest ▁Russian ▁tour ▁operators . ▁ ▁Investig ation ▁▁ ▁On ▁the ▁day ▁of ▁the ▁crash , ▁an ▁investig ative ▁commission ▁was ▁established ▁by ▁the ▁Inter state ▁A viation ▁Committee ▁( I AC ) ▁to ▁determine ▁the ▁circumstances ▁and ▁causes ▁of ▁the ▁crash . ▁The ▁investigation ▁is ▁led ▁by ▁Russian ▁air ▁accident ▁investig ators , ▁and ▁includes ▁represent atives ▁of ▁the ▁av iation ▁authorities ▁of ▁the ▁United ▁Arab ▁Em ir ates ▁( the ▁state ▁of ▁the ▁aircraft ' s ▁registration ▁and ▁operator ), ▁the ▁United ▁States ▁( where ▁the ▁aircraft ' s ▁designer ▁and ▁manufact urer ▁is ▁head qu arter ed ) ▁and ▁France ▁( where ▁the ▁aircraft ' s ▁engines ▁were ▁designed ). ▁The ▁U . S . ▁team ▁consists ▁of ▁air ▁accident ▁investig ators ▁from ▁the ▁National ▁Transport ation ▁Saf ety ▁Board ▁( NT SB ), ▁exper ts ▁from ▁Bo eing ▁and ▁represent atives ▁of ▁the ▁Federal ▁A viation ▁Administration ▁( FA A ). ▁ ▁The ▁Russian ▁Investig ative ▁Committee ▁opened ▁a ▁criminal ▁investigation ▁into ▁any ▁possible ▁safety ▁viol ations ▁leading ▁to ▁the ▁crash , ▁and