A driver struck a pedestrian in San Francisco's Telegraph Hill neighborhood early Sunday morning, leaving the man with a life-threatening head injury.

The collision occurred shortly before 2:30am as the victim, a 36-year-old man, was crossing Broadway mid-block between Rowland and Montgomery streets, police said.

The driver, a 51-year-old man, was driving east on Broadway and approaching Montgomery in the left lane when he struck the victim in the head with the passenger side mirror of his vehicle, police said.

The victim was taken to a hospital with serious injuries. The
driver had not been arrested as of this morning, according to police.

—Sara Gaiser