He ensured that returning Soviet prisoners of war went through "filtration" camps as they arrived in the Soviet Union, in which 2,775,700 were interrogated to determine if they were traitors.
Ia berusaha memastikan agar para tahanan perang Soviet yang kembali harus masuk ke kamp-kamp "penyaringan" terlebih dahulu, dan di situ 2.775.700 orang diinterogasi untuk menentukan apakah mereka adalah seorang pengkhianat.