NC Senator rules legislative roost for a day
03:54When his colleagues at the North Carolina General Assembly didn't show up for work on Tuesday, State Sen. Jeff Jackson was surprised - but he made the most of his day at the office. He joins Alex Wagner to talk about his unusual day.
Climate change is a real national emergency
05:02Polar vortex puts 121M under wind chill warning, advisory
01:51PSA: When it's this cold, tip delivery people extra well
02:02How climate change is different than weather
08:14Temperature plummets to dangerous levels not seen in decades
02:12Al Roker calls Kentucky’s Matt Bevin a ‘nitwit governor’ over school closures
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