By Bob Egelko
The San Francisco Chronicle
SAN FRANCISCO, Calif. — A state appeals court upheld a San Francisco gang member's second-degree murder conviction and life-without-parole sentence Thursday for gunning down an undercover police officer, a killing that became an issue in the recent attorney general's election.
David Hill was convicted of murdering San Francisco police Officer Isaac Espinoza, 29, and attempting to kill his partner, Officer Barry Parker.
Calif. cop-killer's conviction upheld