A sudden diplomatic crisis is escalating between the United States and Turkey. Last night, the two countries announced travel restrictions in a "tit for tat," the result of which is no more visitor visas. It's an about face for an American ally in the region. Kareem Fahim, Middle East correspondent for the Washington Post, has more on the causes of the deteriorating alliance and how it could impact future relations.
Tensions between the US and Turkey quickly escalate
- Kareem Fahim - Istanbul bureau chief at Washington Post - @kfahim