https://en.wikipedia.org/wiki/Christopher_Dorner_shootings_and_manhunt
Christopher Jordan Dorner (June 4, 1979 – February 12, 2013) was a former officer of the Los Angeles Police Department who, beginning on February 3, 2013, committed a series of shootings in Orange County, Los Angeles County, Riverside County and San Bernardino County, California. The victims were law enforcement officers and the daughter of a retired police captain.