More than a decade in the making, the deal is a signature achievement for President Obama and will influence the broader trajectory of the Middle East.
Those detained include a former Marine, a pastor and a Washington Post reporter. The missing man is a former FBI agent. The U.S. says Iran should "make a humanitarian gesture and bring" them home.
Israel has sharply criticized the historic agreement that the U.S. and its five allies struck with Iran on its nuclear program. Iranian allies Syria and Iraq have welcomed the deal.
The international film star, best known for Doctor Zhivago and Lawrence Of Arabia, represented a bygone era for many Egyptians — though not many could get to his funeral on Sunday.
Officials in Vienna tell NPR's Peter Kenyon that preparations are being made today to announce a historic accord that will restrict Iran's nuclear program and lift some economic sanctions.
Renee Montagne talks with Thomas Erdbrink, Tehran bureau chief for the New York Times, about how Iranians are reacting to the nuclear deal reached with the U.S. and other western powers.
If Congress passes a measure of disapproval regarding the lifting of Iran sanctions, President Obama likely would veto it — meaning a two-thirds majority would have to opposed Tuesday's agreement.