December 4, 2014 11:15 am 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. Local 3:15 NSC reviewing cease-fire proposal: ‘I don't know that it gets any more sensitive than it is right now' 2:23 Climate change is moving Tornado Alley and driving more tornado outbreaks 1:41 Trump fined additional $1,000 for gag order violation and threatened with jail 2:33 Columbia cancels university-wide commencement 0:53 Man attempts to shoot pastor during church service