Several holiday packages burn after FedEx truck catches fire in Fullerton

Holiday packages went up in flames after a FedEx truck caught fire.

The driver had just picked up his load in Pomona and was on his way to San Diego when the truck caught on fire while on the 57 Freeway in Fullerton Sunday morning. 

Firefighters quickly put out the flames and tried to salvage some packages, but unfortunately most were charred. 

The cause of the fire is under investigation.