A San Francisco motorcycle officer was hospitalized after he was seriously injured in a traffic collision Wednesday morning in the city's Potrero Hill neighborhood.
The crash involving a passenger vehicle happened at roughly 9:35 a.m. at Mariposa Street and Pennsylvania Avenue, police said.
The officer was transported to Zuckerberg San Francisco General Hospital in critical condition, police said. He was later upgraded to serious condition, hospital officials said.
The other motorist involved in the collision stayed at the scene and is cooperating with investigators, according to police.