Firefighters were attempting to rescue a youth who went down while riding an off-road motorcycle in a remote area of the Temescal Valley.
The injury was reported at 4:24 p.m. southeast of Bosley Lane and Crilly Road, according to the Riverside County Fire Department.
Firefighters were using a Riverside County sheriff’s helicopter to aid in their rescue of the downed motorcyclist.
Further information was not immediately available.