BIRMINGHAM, AL (WSFA) - Agents with the ATF and FBI are in Walker County trying to figure what caused a truck to explode.
The explosion seriously injured one man who was rushed to nearby UAB Hospital.
Police responded to the incident around 6:30pm Wednesday in the city of Parrish.
The Walker County Sheriff says it's unknown what type of explosive device was used or how it was detonated, but the explosion was confined to the inside of the victim's truck.
The victim's current condition is unknown. Authorities are not releasing his name.
There is no word yet on a suspect(s) or a possible motive.