Iran's President Hassan Rouhani waves as his motorcade leaves Tehran's Mehrabad Airport upon his arrival from New York Saturday, one day after he spoke to President Obama by phone.
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Iran's President Hasan Rowhani, who was elected in June, has exchanged lettes with President Obama, the U.S. leader said in an interview that aired Sunday. Here, Rowhani speaks to Iran's Parliament in Tehran.
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A U.S. Navy F/A-18F Super Hornet prepares to launch from the aircraft carrier USS Nimitz earlier this week in the Red Sea. The ship is among U.S. military assets in the region.
Nathan R. McDonald /UPI/Landov
Syrian refugees stand in line for food at Kawergost refugee camp in Irbil, Iraq, on Aug. 21. The Syrian civil war has already sparked a refugee crisis in the region. Now, many countries are waiting to see the effects of a possible U.S. military strike.
Russian President Vladimir Putin greets his Syrian counterpart, Bashar Assad, in Moscow on Dec. 19, 2006. Russia -- along with China and Iran -- has remained a steadfast ally of Assad amid calls for international intervention in Syria.