He proved to be a brilliant, strategic planner and combat leader, as he selected the targets, planned, and directed the missions for Operation Big Week of February of 1944.The Eighth Air Force and SHAEF did not realize that the UC-64 Norseman plane with Miller aboard was missing until three days later, on Monday, December 18, 1944.[7] Upon realizing the airplane and Miller were missing, Major General Orvil Anderson, Deputy Commander for Operations of the Eighth Air Force, ordered a search and investigation.[7] On January 20, 1945, an Eighth Air Force Board of Inquiry in England determined that the UC-64 airplane went down over the English Channel due to a combination of human error, mechanical failure and weather.Air Force Chief of Staff General Hoyt Vandenberg suspended Anderson after he told a newspaper interviewer, "Give me the order to do it and I can break up Russia’s five A-bomb nests in a week.