U.S. envoy Steve Witkoff calls Ukraine and Russia's exchange of 314 prisoners "tangible progress," but acknowledges a lot of work left to end the war.

U.S., Russian and Ukrainian negotiators are meeting in the United Arab Emirates, but Russia continues to pummel Ukraine and has not softened demands that Kyiv calls unacceptable.

The U.S. and Russia have agreed to reestablish high-level, military-to-military dialogue for the first time in more than four years.

The US wants Russia and Ukraine to find a solution on how to end the war, the largest since World War Two, before summer, President Volodymyr Zelenskiy

It’s unclear what effect the change will have on Russia’s ability to wage war, but Russian military bloggers said troops were experiencing internet outages that hampered frontline communications.

The Kremlin says Russian and U.S. negotiators have discussed the expiration of their last remaining nuclear arms pact