Blood stains are cleaned up after a quadruple shooting on Apgar Street in Oakland, Calif., on Sunday, Oct. 2, 2022. Two Berkeley High School students were killed and two others were wounded in the weekend shooting in Oakland, officials said Sunday. (Jakob Rodgers/Bay Area News Group via AP)

Blood stains are cleaned up after a quadruple shooting on Apgar Street in Oakland, Calif., on Sunday, Oct. 2, 2022. Two Berkeley High School students were killed and two others were wounded in the weekend shooting in Oakland, officials said Sunday. (Jane Tyska/Bay Area News Group via AP)

In this undated surveillance image released by the Stockton Police Department, a person is shown from behind, in Stockton, Calif. Rewards totaling $85,000 have been offered for information leading to an arrest in five fatal shootings since July in Stockton, California, that investigators believe are related, police said. After reviewing surveillance footage, detectives have located an unidentified “person of interest” in the killings, Stockton Police Chief Stanley McFadden wrote on the department’s Facebook page. Police released a grainy still image of an individual filmed from behind, dressed all in black and wearing a black cap. (Stockton Police Department via AP)

In this undated surveillance image released by the Stockton Police Department, a person is shown from behind, in Stockton, Calif. Rewards totaling $85,000 have been offered for information leading to an arrest in five fatal shootings since July in Stockton, California, that investigators believe are related, police said. After reviewing surveillance footage, detectives have located an unidentified “person of interest” in the killings, Stockton Police Chief Stanley McFadden wrote on the department’s Facebook page. Police released a grainy still image of an individual filmed from behind, dressed all in black and wearing a black cap. (Stockton Police Department via AP)