5 Freeway crash involving big rigs snarls traffic in Mission Hills

A crash involving two big rigs on the 5 Freeway in Mission Hills shut down several lanes, triggering major traffic delays for the Wednesday morning commute, according to the California Highway Patrol. 

Four lanes of the southbound freeway were shut down at Brand Boulevard during the cleanup and investigation but have since reopened.  

It was unclear if anyone was hurt.

The cause of the crash remains under investigation.

The Source: <i>This story was reported with information from the California Highway Patrol.</i>