President Barack Obama shakes hands with Russian President Vladimir Putin as the U.S. president and other global leaders arrive at Konstantinovsky Palace for this year's G-20 summit. (Watch the ...

As the United States lays the political groundwork for possible military action in Syria, Russian president Vladimir Putin warned against unilateral military action, calling the notion that the ...

Russian President Vladimir Putin (L) and U.S. President Barack Obama shake hands for the cameras before the start of a bilateral meeting at the United Nations headquarters September 28, 2015 in ...

US President Barack Obama (L) and Russia's President Vladimir Putin (2nd-R) shake hands before an economic leaders meeting at the Asia-Pacific Economic Cooperation Summit (Getty) ...

President Obama turned salesman-in-chief Thursday as he tried to sell a military strike on Syria to skeptical politicians at home and abroad. In Russia, Obama shook hands and made small talk with ...

Russian President Vladimir Putin (L) and U.S. President Barack Obama shake hands for the cameras before the start of a bilateral meeting at the United Nations headquarters September 28, 2015 in ...

President Obama spoke briefly with Russian President Vladimir Putin on Sunday on the sidelines of the Asia-Pacific Economic Cooperation summit in Peru. The two leaders spoke for "a few moments ...

President Barack Obama shakes hands with Russian President Vladimir Putin as the U.S. president and other global leaders arrive at Konstantinovsky Palace for this year's G-20 summit.