A crash late Monday morning prompted the California Highway Patrol to issue a SIG Alert for the Los Alamos area.
The crash was reported shortly after 11 a.m. on Southbound Highway 101 just north of Twin Oaks.
CHP says a vehicle went over the side of the road and hit a tree. Minor injuries were reported.
A SIG Alert was issued at 12:15 p.m. for the northbound lanes while a tow truck works to remove the crashed vehicle.