A Philadelphia woman was found dead on the campgrounds of the Firefly Music Festival in Dover this morning.

DOVER (DE): Around 6:30 a.m. Sunday morning, Dover Police received reports of a woman found unresponsive in Lot 18 of the Firefly Music Festival in the campground area, located on the grounds of Dover International Speedway.

According to police spokesman, Mark Hoffman, officers arrived and located the unconscious woman, identified as 20-year-old Caroline Friedman of Philadelphia, Pennsylvania.

Police say, Friedman was treated on-scene by medical staff and transported to Kent General Hospital where she was pronounced dead just before 7 a.m.

The cause of her death is unknown at this time. Police do not suspect foul play, although an official cause of death will be released pending autopsy and toxicology results.