j lik " ▁railway ▁platform . ▁The ▁majority ▁of ▁persons ▁injured ▁in ▁that ▁attack ▁has ▁been ▁prompt ly ▁released ▁after ▁medical ▁assistance . ▁ ▁Investig ation ▁Following ▁the ▁attacks , ▁President ▁He yd ar ▁Ali ye v ▁signed ▁a ▁dec ree ▁on ▁formation ▁of ▁the ▁State ▁Investig ation ▁Commission . ▁During ▁the ▁investigation , ▁Armen ian ▁intelligence ▁officers , ▁accused ▁of ▁invol vement ▁in ▁the ▁series ▁of ▁met ro ▁bomb ings ▁in ▁B aku ▁as ▁well ▁as ▁on ▁A zer ba ij ani ▁trains ▁operating ▁both ▁in ▁A zer ba ij an ▁and ▁Russia , ▁were ▁taken ▁into ▁cust ody ▁in ▁Moscow . ▁The ▁Russian ▁citizens ▁K amo ▁F y odor ov ich ▁Sa akov , ▁an ▁eth nic ▁Armen ian , ▁his ▁wife ▁Ir ina ▁Alexand rov na ▁Sa ak ova ▁and ▁An atol y ▁An atol ye v ich ▁Il ch uk ▁were ▁arrested ▁in ▁July ▁ 1 9 9 4 , ▁charged ▁with ▁prepar ations ▁of ▁the ▁attacks . ▁In ▁August ▁of ▁the ▁same ▁year ▁Sa akov ▁was ▁sent enced ▁to ▁life ▁imprison ment ▁and ▁Il ch uk ▁ ▁to ▁ 1 5 - year ▁imprison ment ▁for ▁prepar ation ▁of ▁di version , ▁cont rab and ▁and ▁illegal ▁cust ody ▁of ▁weapon ry . ▁The ▁investigation ▁ended ▁in ▁early ▁October , ▁ 1 9 9 5 . ▁ ▁On ▁November ▁ 2 9 , ▁ 1 9 9 7 , ▁the ▁Russian ▁law ▁enfor cement ▁bodies ▁extr ad ited ▁to ▁A zer ba ij an ▁the ▁ 3 0