A woman riding a motorcycle suffered life-threatening injuries in a collision in the Pacific Heights neighborhood Monday night, police said.
The 28-year-old woman was riding west on California Street just after 9:30 p.m. when she collided with an eastbound vehicle turning left onto Laguna Street, according to police.
The motorcyclist suffered broken bones and a traumatic brain injury and was rushed to a hospital, police said.
The driver of the other vehicle, a 63-year-old man, was not injured in the collision.
No arrest has been reported in the case as of Tuesday morning, according to police.