TALLAHASSEE, Fla. Former Florida Gov. Wayne Mixson, whose three-day term was shortest in state history, died Wednesday. The two-term lieutenant governor said his three days as governor were fully packed. A conservative Democrat, Mixson made close to 200 appointments before Republican Bob Martinez was sworn in as governor. I mourn the loss of Wayne Mixson, a WWII veteran who served as Lt. Governor and Governor of Florida & was appointed U.S.