Listening to the 18-minute musical monologue has been a Thanksgiving tradition among folk music fans for decades.
Japan is bracing for a third possible explosion at its troubled Fukushima Dai-ichi nuclear power plant. Two hydrogen explosions have already rocked the plant, injuring several workers. Water levels dropped severely at another reactor, completely exposing the fuel rods and raising the threat of a meltdown, which happens when the fuel pellets get so hot, they burn through the containment structures.
We speak with Paddy Regan, a nuclear physicist at the University of Surrey in the U.K.
Experts share a range of perspectives on how to combat the Islamic State militant group, and the role the U.S. should play.