Antioch, CA Police Department History of the Antioch Police Department Motorcycle Unit 1920’s an Excelsior 4 Aug. 12, 1957 Lt. Robert Mandeville 1945 Crash Investigation 2012 Special Olympics 2014 2016 March 2016 2016 2017 Officer Robert Solari From Left to Right Officer Solari, Howe Long, and Officer Johnsen July Parade 2018 Information and Photos provided by the Antioch Police Department