For the radio station in Canton, Pennsylvania that previously used these calls, see WHGL-FM.WKAD (93.7 FM) is a radio station broadcasting a sports format. Licensed to Harrietta, Michigan, and serving the Cadillac market, it first began broadcasting in 2003. WKAD features programming from Fox Sports Radio. WKAD carries the Detroit Tigers, Detroit Red Wings, Michigan Wolverines Football and Basketball, and Cadillac Viking Sports.