Santiago Oaks Regional Park, the area is studded with bike trails.
Rescue units of the Metro-Net Division rescued an injured mountain biker below the trails of Santiago Oaks Regional Park today at approximately 10:45 A.M.
Two helicopter circled the area before one got into position to rescue the injured rider.
Minutes later the biker could be seen lifted into the chopper via a rescue basket.
HMG-CN spoke to representatives at Metro-Net who said the injured rider was taken to UCI Medical Center.