San Francisco: At least two people were killed and three others injured in a shooting spree in San Francisco, police said.

The shooting took place on Monday in Clearlake Oaks in Lake County, it is reported.

According to authorities, Clearlake resident 61-year-old Alan Ashmore was arrested on two counts of homicide as well as multiple other counts of assault with a firearm following the late Monday morning shooting spree.

Authorities were trying to determine a motive in the seemingly random shooting spree.