The Hendricks Army Airfield in Sebring, Fla., hosted its first race on New Year's Eve in 1950 and its 12-hour race in 1952.
With an hour remaining in the 73rd Twelve Hours of Sebring, Porsche Penske Motorsport was running 1-2 and in strong position for its second consecutive victory to open the IMSA WeatherTech SportsCar ...