Three firefighters and the driver of a pickup truck were injured in a collision Sunday night.

The engine reportedly overturned after the crash, according to News6.

The civilian, who was critically injured, was flown to an area hospital after the 10:14 p.m. wreck on U.S. 1 in Mims.

The firefighters were taken to a local hospital. The extent of their injuries was not known.

The Florida Highway Patrol is conducting an investigation.