Ah, here we go again. Ghost guns! You know, the ones that shoot 30 magazine clips in half a second? Better call Kevin de Leon... 

Via ABC News:

The gunman who killed his wife and four others in a rampage in Northern California this week found an easy way around a court order prohibiting him from having guns: He built his own at home.

Kevin Neal, 44, was armed with what authorities believe were two high-powered rifles that he made himself when he opened fire Tuesday on homes, cars and an elementary school around his tiny hometown of Rancho Tehama Reserve. A deputy finally shot and killed him.

Read more here.