A former Nazi concentration camp guard who was living in the US has been deported to Austria, US Justice Department officials said Thursday. Authorities said Josias Kumpf, 83, served as a guard at the Sachsenhausen concentration camp in Germany and the Trawniki labor camp in Poland, and at slave labor sites in occupied France. US officials saed he participated in a mass shooting in Poland in which 8,000 Jewish men, women and children were murdered in a single day. Investigators found Kumpf, who was born in Serbia, joined the SS Death's Head guard forces in 1942. An immigration judge had ordered Kumpf's removal.