February 7, 2013 (La Mesa)—La Mesa Police Sergeant Michael Pierce sustained lacerations to his left arm and wrist from a bite by a police canine during a search for a suspect on February 4. At 7:49 p.m. La Mesa Police responded to a report of a disturbance in the 8200 block of Orchard Avenue, where a suspect reportedly had threatened his brother with a hammer. An El Cajon Police K-9 responded to assist in searching for the suspect.