▁Bo eing ▁ 7 3 7 ' s ▁elev ator ▁controls . ▁ ▁On ▁ 2 8 ▁March , ▁Ar ty om ▁Kir yan ov , ▁a ▁Russian ▁C iv ic ▁Chamber ▁member , ▁called ▁for ▁Russia ' s ▁Federal ▁Air ▁Transport ▁Agency ▁and ▁the ▁I AC ▁to ▁susp end ▁the ▁flying ▁certific ates ▁of ▁all ▁Russian - owned ▁and ▁- oper ated ▁Bo eing ▁ 7 3 7 ▁Class ics ▁and ▁Next ▁Generation ▁series , ▁until ▁the ▁end ▁of ▁the ▁Fl ight ▁ 9 8 1 ▁investigation ▁– ▁cit ing ▁concerns ▁about ▁the ▁elev ator ▁controls ▁in ▁all ▁ 7 3 7 s . ▁After ▁this ▁news ▁reached ▁the ▁U . S ., ▁the ▁Bo eing ▁company ' s ▁stock ▁went ▁down ▁ 0 . 8 1 % ▁on ▁the ▁New ▁York ▁Stock ▁Exchange . ▁ ▁On ▁ 1 2 ▁April , ▁the ▁American ▁law ▁firm ▁Rib beck ▁Law , ▁on ▁beh alf ▁of ▁several ▁relatives ▁of ▁the ▁vict ims , ▁file d ▁a ▁law suit ▁against ▁Bo eing ▁in ▁the ▁Circ uit ▁Court ▁of ▁Cook ▁County ▁in ▁Chicago , ▁purs uing ▁financial ▁compens ation ▁of ▁US $ 5 ▁million ▁per ▁passenger ▁on ▁the ▁flight . ▁ ▁See ▁also ▁The ▁inter im ▁I AC ▁report ▁refers ▁to ▁the ▁following ▁acc idents : ▁ ▁Arm avia ▁Fl ight ▁ 9 6 7 ▁– ▁an ▁Air bus ▁A 3 2 0 ▁that ▁crash ed ▁during ▁a ▁go - around ▁in ▁ 2 0 0 6 ▁ ▁China ▁Airlines ▁Fl ight ▁ 1 4 0