▁September , ▁explos ives ▁plant ed ▁by ▁the ▁Soviet ▁secret ▁police ▁caused ▁extensive ▁damage ▁in ▁the ▁city ; ▁and ▁on ▁ 2 4 ▁September ▁an ▁explos ion ▁rock ed ▁R ear ▁Head quarters ▁Army ▁Group ▁South . ▁Two ▁days ▁later , ▁on ▁ 2 6 ▁September , ▁Maj . ▁Gen . ▁Kurt ▁E ber hard , ▁the ▁military ▁governor , ▁and ▁SS - O berg ru ppen führ er ▁Friedrich ▁Je ck eln , ▁the ▁SS ▁and ▁Police ▁Le ader , ▁met ▁at ▁R ear ▁Head quarters ▁Army ▁Group ▁South . ▁There , ▁they ▁made ▁the ▁decision ▁to ▁ex termin ate ▁the ▁Jews ▁of ▁Ky iv , ▁claim ing ▁that ▁it ▁was ▁in ▁ret ali ation ▁for ▁the ▁explos ions . ▁Also ▁present ▁were ▁SS - Stand arten führ er ▁Paul ▁B lob el , ▁commander ▁of ▁Son der k omm ando ▁ 4 a , ▁and ▁his ▁superior , ▁SS - Br iga def ühr er ▁Dr . ▁Otto ▁Ras ch , ▁commander ▁of ▁Einsatz gruppe ▁C . ▁The ▁mass - k illing ▁was ▁to ▁be ▁carried ▁out ▁by ▁units ▁under ▁the ▁command ▁of ▁Ras ch ▁and ▁B lob el , ▁who ▁were ▁ultimately ▁responsible ▁for ▁a ▁number ▁of ▁at roc ities ▁in ▁Soviet ▁Ukraine ▁during ▁the ▁summer ▁and ▁aut umn ▁of ▁ 1 9 4 1 . ▁ ▁The ▁implementation ▁of ▁the ▁order ▁was ▁entr usted ▁to ▁Son der k omm ando ▁ 4 a , ▁commanded ▁by ▁B lob el , ▁under ▁the ▁general ▁command ▁of ▁Friedrich ▁Je ck eln