The Justice Department says it is moving to deport a Chicago man who allegedly guarded 3,700 Jewish prisoners shot to death by Nazi troops in 1941 in Lithuania.

A complaint against Vincas Valkavickas, a 78-year-old retired factory worker, was filed Monday in U.S. Immigration Court in Chicago, the federal agency said Tuesday.The complaint says Valkavickas, a Lithuanian police officer from 1941 to 1944, helped Nazi forces by guarding Jewish men, women and children at a former military installation near Sviencionys, Lithuania.