Corey Flintoff

Russia has cut off Ukraine's gas supplies in the past and is threatening to do it again. The latest payment dispute comes at a sensitive moment in the crisis in eastern Ukraine.

Russian opposition leader Boris Nemtsov was gunned down in Moscow Friday night. Nemtsov was a longtime opposition leader and a fierce critic of President Vladimir Putin. Putin condemned the killing.

On Friday, gunmen shot to death the prominent Russian opposition figure Boris Nemtsov. Nemtsov was a longtime Russian opposition leader and a sharp critic of President Vladimir Putin.

A year ago, Kiev's central square was the center of the protest movement that ousted Ukraine's president. The square remains a home for free speech, including criticism of the current government.

State Department spokesperson Jen Psaki has just been promoted to White House Communications Director, a job with a lower public profile. It's going to be a loss for the Kremlin's idea of TV comedy.

The forced withdrawal of Ukrainian forces from a strategically important town in eastern Ukraine is a blow to the recent ceasefire agreement — and to President Petro Poroshenko.

The leaders of Russia, Ukraine, Germany and France met in Belarus on Wednesday in an effort to stop the war in Ukraine. The negotiation comes amid the heaviest fighting yet in eastern Ukraine, where Russian-backed rebels have been gaining ground in a fierce offensive.

Leaders from France, Germany, Ukraine and Russia are scheduled to meet in the Belarus capital of Minsk on Wednesday to try to work out a peace deal for the war in Ukraine.

Russia's seizure of Crimea has been widely criticized. But what if Crimea was given away illegally to Ukraine back in 1954? Russian lawmakers are hard at work on their own version of history.

Russian-backed separatists push forward into areas held by the Ukrainian military. The offensive is a disaster for civilians, trapped in towns and villages along the battle front.