October 15, 2014 4:30 pm This Week on Open House Don’t miss an all-new Open House this weekend on NBC. Check local listings for air times in your area. US & World Videos 2:15 Heavily-camouflaged minors charged after ‘assassins' game at Old Lyme school 2:40 7th grader brought gun to school in Hartford: police 1:40 Democrats say Big Oil misled public for decades about climate change 1:36 A student brought a gun to middle school in Hartford: police 1:45 NYPD enters Columbia University in riot gear to clear protest