Fatal Crash Overnight Near Reedley

California Highway Patrol officers are trying to figure what caused a deadly crash involving a truck and parked big rig near Reedley.

Officers were called around 2:00 a.m. Friday morning to the area of Dinuba and Englehart after a driver reported seeing a truck crashed into the back of a semi.

The big rig was parked on the side of the road.

Officers found the driver of the truck had died and was pinned inside the pickup.

Investigators believe the crash happened hours earlier.

It's unknown at this time what caused the truck to veer off the road.