Officials say a warehouse in Beirut had been filled with dangerous, explosive chemicals for years, and warnings about the dangers, they say, were ignored. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch... Read more »
NBC News examines the devastating impacts of climate change, following a year of unprecedented climate and weather extremes. Hosted by Today co-host Al Roker, the film features frontline reporting across 3 continents... Read more »
