Question: The mid-ranking commander in the SS of Nazi Germany Karl-Otto Koch took part in Holocaust crimes with which accomplice who was tried by the U.S. military in 1947?
Sentence (from "Josef Diefenthal"): He was a recipient of the Knight's Cross of the Iron Cross on 5 February 1945 for his actions during the Ardennes Offensive, while in command of the 3rd Battalion, 2nd SS Panzer Grenadier Regiment, SS Division Leibstandarte.
Relevant evidence: No