OXNARD An out-of-work computer engineer with a history of grudges against government opened fire without warning in an unemployment office here Thursday, killing three people and later fatally shooting a police officer before he was gunned down at another unemployment office in the neighboring city of Ventura, authorities said.
http://articles.latimes.com/1993-12-03/news/mn-63506_1_police-officers
This was almost 17 years ago but I remember it well.
oops, on the double post :(