PHOTO: Cleanup after a semi-truck hauling cars caught on fire and shut down I-95 in southern St. Johns County, the Florida Highway Patrol reported. Nine cars were on the hauler when flames ignited. The Sheriff's Office said firefighters from Flager and St. Johns County were all called to the fire. All lanes of I-95 southbound near US-1 at the Bunnell exit were blocked while crews worked to clear the scene. One southbound lane reopened shortly after 7 a.m. No injuries were reported, according to troopers.