Will Senators' Letter Affect Iran Nuclear Talks?

Forty-seven Republican senators started a political firestorm with an open letter to Iran warning that any nuclear deal made with the Obama administration could be undone by a future U.S. president. Both sides of the argument have taken to the airwaves to protest. But the bottom line is how — if at all — will the letter affect negotiations as the U.S. and its partners try to reach a framework agreement with Iran by their end-of-March deadline. VOA's Arash Arabasadi reports.

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