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SAN MARCOS, Calif. — A California Highway Patrol motorcycle officer suffered major injuries Tuesday morning in a crash on state Route 78 in San Marcos.

The collision was reported shortly after 8:55 a.m. on eastbound SR-78 east of Nordahl Road, California Highway Patrol Officer Jim Bettencourt said.

A caller reported that the motorcycle struck the back of a van in the far left lane. The CHP had no immediate update on the officer’s condition.

A SigAlert was issued around 9:10 a.m. shutting down the three left lanes of eastbound SR-78 at Nordahl Road.

By 2:00 p.m. Caltrans had reopened all lanes on SR-78.