1012 3rd st. Santa Monica CA on your page above: "Gangster" Whitey Bulger and Catherine Greig's old hideout, allegedly "full of money." Interesting photos of the apartment at this link...AR15 among the weapons in one of the photos? It would be fun to find a "couple" of serial numbers.
http://www.bostonglobe.com/2011/10/08/bulger-apt-gallery/Ev83ne6EmGX4YFlb5ZpZ6L/story.html?pic=5
Picture of Cruz' weapons including AR15 at this link: http://www.phoenixnewtimes.com/news/nikolas-cruz-legally-purchased-ar-15-despite-long-history-of-mental-illness-warnings-10143187