Negotiators from Iran and a group of six world powers worked Wednesday to close the remaining gaps in their long-sought effort to reach a framework agreement on curbing Iran's nuclear program in exchange for sanctions relief.
ການເຈລະຈາ ກັບອີຣ່ານ ຍັງດຳເນີນ ຕໍ່ໄປ

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Reporters sit in a hallway during the Iran nuclear program negotiations at the Beau Rivage Palace Hotel in Lausanne, Switzerland, April 1, 2015.

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The Beau Rivage Palace Hotel during a break in the Iran nuclear negotiations in Lausanne, March 31, 2015.

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Police guard the Beau Rivage Palace Hotel during an extended round of talks on Iran's nuclear negotiations, in Lausanne, Switzerland, April 1, 2015.

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Russian journalists play a game of chess in the Beau Rivage Palace Hotel courtyard in Lausanne, Switzerland, April 1, 2015.