Since September of that year , he worked in the KGB directorate for Kiev and the Kiev Oblast .
In 1972 , Radchenko finished the higher courses of the KGB of the USSR in Minsk .
Since September of that year , Radchenko worked in the KGB directorate for Kiev and the Kiev Oblast .
In 1972 , Radchenko finished the higher courses of the KGB of the USSR in Minsk .