Will protests in Iran lead to revolution or repression? Also, the Koreas come together, the U.S. and Pakistan drift apart, and Israel puts a two-state solution further out of reach. Then, is global warming behind the arctic chill in the U.S.? And, viewers

Will protests in Iran lead to revolution or repression? Also, the Koreas come together, the U.S. and Pakistan drift apart, and Israel puts a two-state solution further out of reach. Then, is global warming behind the arctic chill in the U.S.? And, viewers look into their crystal balls for 2018. GUESTS: Thomas Erdbrink, Karim Sadjadpour, Jane Harman, Dan Senor ,Richard Haass.

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