Orange County Sheriff’s Department searching for missing mountain biker

Authorities meet at Chino Hills State Park Discovery Center go over a plan for a search after a mountain biker becomes lost in Brea on Monday, April 24, 2017. (Photo by KEN STEINHARDT, Orange County Register/SCNG)Orange County Sheriff’s reserve deputy Devon Kemp and Professional Services Search and Rescue responder Marion Douglas meet as authorities meet at Chino Hills State Park Discovery Center to start a search for a lost mountain biker in Brea on Monday, April 24, 2017. (Photo by KEN S