Investigators search for cause of Saddleridge Fire

We've heard a lot about power shutoffs - meant to prevent fires but one area that was not under an outage was Sylmar where the Saddleridge fire started. As investigators try to determine the cause, there's new evidence SoCal Edison may figure into it.

KTTV 70: The Sylmar Quake

Though we have always called it "The Sylmar Quake" what happened in 1971 was officially called "The San Fernando Earthquake". It was powerful and deadly.