CASTRO VALLEY -- One person was seriously injured when an SUV struck a tree head-on along Crow Canyon Road late Thursday, according to the California Highway Patrol.

The crash was reported just west of Norris Canyon Road around 9:57 p.m. The CHP said it is possible that drugs or alcohol may be a factor in the crash.

No one else was injured.

Drivers along Crow Canyon Road can expect delays as crews work to clear the scene.

Check back for updates.

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