Russia's Federal Security Service (FSB) said on Saturday it had foiled a plot by Ukraine to kill a high-ranking Russian ...

Five months after their shock offensive into Russia, Ukrainian troops are bloodied by daily combat losses and demoralized by ...

Experts say evidence in the Azerbaijan Airlines plane crash in Kazakhstan points to a possible midair explosion, not an ...

The White House said Friday there were "early indications" that Russian air defenses downed an Azerbaijan Airlines flight in ...

Russia's head of aviation Dmitry Yadrov claimed a Ukrainian drone attack was underway in Grozny before the plane crashed.

Fuel oil spilled into the Black Sea by two storm-wrecked Russian tankers was washed ashore in southwestern Russia.

National Security Council spokesman John Kirby said the evidence in the Azerbaijan Airlines crash goes beyond widely ...

The long-range missiles provided by the United States and Britain were used to strike inside Russian territory, despite ...

The State Department says an American schoolteacher arrested in Russia on drug charges more than four years ago has been ...

Marc Fogel has been designated as "wrongfully detained" by the United States government, according to the U.S. Department of ...

White House spokesman John Kirby has said the US has seen "early indications" that Russia may have been responsible for the ...

Richard Haass, Council on Foreign Relations president emeritus and Centerview Partners senior counselor, joins 'Squawk Box' ...