LOMA LINDA, Calif. (KCAL/KCBS) - A California man is grateful he’s still alive after a pair of boulders fell off a cliff and crushed his van, leaving him hospitalized with a traumatic brain injury.

This video shows how a modified van was used as part of a zombie apocalypse scenario inspired by State of Survival. It covers vehicle setup, action planning, and how scenes were filmed to show ...