 In 1942, Lockwood served as assistant to U.S. Representative John R. Murdock of Arizona.In 1944, Lockwood returned to Phoenix, Arizona, to assist the war effort as district price attorney for the Office of Price Administration.In 1946, after the end of World War II, Lockwood was returned to the Arizona House of Representative and became chair of the House Judiciary Committee and a member of the House Rules Committee.