The Mobil 1 Twelve Hours of Sebring is underway, with the field running behind the safety car due to track conditions caused by heavy rainfall.
Rain has been falling at the central Florida circuit for several hours, with morning Warmup also head on a wet track and few lap times being set.
Yellow flag conditions will continue until weather conditions improve.
Dane Cameron will lead the field when the race gets properly underway, while Matt McMurry, Patrick Pilet and Trent Hindman are at the front of their respective classes.