I’m betting the shooter is a violent version of Bradley “Chelsea” Manning, and that he went on a shooting spree because his boyfriend jilted him.
And he’s a Buddhist, not a Muslim:
http://www.washingtonpost.com/politics/aaron-alexis-34-is-dead-gunman-in-navy-yard-shooting-authorities-say/2013/09/16/dcf431ce-1f07-11e3-8459-657e0c72fec8_print.html
I thought the same.