The president claims Russia is violating the pact, which prohibits the U.S. and Russia from possessing, producing or test-flying a ground-launched cruise missile.
The embarrassing U.S.-Saudi relationship reflects a structural flaw embedded in the U.S. economy.
Pyongyang's top diplomat tells world leaders at the U.N. that continued sanctions are derailing the efforts to build a relationship with the United States.
Israeli Prime Minister Benjamin Netanyahu calls Putin to express sorrow over the plane's loss, but insists that Syria bears responsibility for the downing of the Il-20 electronic intelligence plane.
The area will be established by Oct. 15 and be 9 to 12 miles deep, with troops from Russia and NATO-member Turkey conducting coordinated patrols.
If the president bows to his neoconservative aides on Syria, he risks thrusting the U.S. into a deadly conflict with Russia.
Iranian and Russian leaders support a military campaign to retake the last rebel-held stronghold in Syria as Turkey's president pleads for a cease-fire. U.S. and others warn of a bloody humanitarian disaster.
The presidents of Russia, Turkey and Iran are due to meet in Tehran in hopes of reaching a last-minute deal to prevent a massacre in Syria’s last opposition stronghold.