Josh Caplan on Twitter “"I think there's evidence of substantial planning," former FBI Assistant Director Ron Hosko says of Las Vegas gunman. https://t.co/DE7fJleiWj”

“"I think there's evidence of substantial planning," former FBI Assistant Director Ron Hosko says of Las Vegas gunman. https://t.co/DE7fJleiWj” Josh Caplan on Twitter Shooter had over 10 weapons in his hotel room! Have photos been released?