A big rig traveling westbound on the freeway was rear-ended by a pickup truck

Pasadena, CA.- One person was killed in a collision with a big rig in Pasadena on Sunday morning, according to the California Highway Patrol.
The wreck took place on the Foothill (210) Freeway near the Fair Oaks Avenue off-ramp at about 4:15 a.m.
A big rig traveling westbound on the freeway was rear-ended by a pickup truck.
The pickup truck burst into flames following the collision.
One person was killed in the accident.
The freeway was temporarily shut down as authorities investigated the incident.
The investigation is ongoing.