ROSEVILLE (CBS13) — A California Highway Patrol motorcycle officer was left with moderate injuries after he was struck by an SUV in Roseville early Friday morning.

The crash happened a little before 5:30 a.m. at the intersection of Sierra College Boulevard and E. Roseville Parkway.

CHP says an SUV made a left turn against a red arrow traffic light - driving directly into the path of the approaching motorcycle officer. The officer was struck head-on, with the force of the crash ejecting him and causing moderate injuries.

The motorcycle officer has been transported to the Sutter Roseville Medical Center.

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Officers are investigating the crash, but neither drugs nor alcohol appear to have been factors.