A push by the Trump administration to end Russia's war on Ukraine appears to make headway, with Kyiv saying Zelenskyy could visit D.C. within days to finalize a deal.

Meetings in Switzerland. Talks in the United Arab Emirates. A possible Ukrainian presidential visit to the United States.

U.S. Army Secretary Dan Driscoll has become a key negotiator in the Trump administration’s push to end the Russia-Ukraine war.

A U.S. official told NBC News that Ukraine "agreed to the peace deal” and was sorting out "minor details," though Kyiv hasn't publicly accepted any plan and the Kremlin said it was waiting to see any changes.

U.S. and Ukrainian officials sought to narrow the gaps between them on Monday over a plan to end the war in Ukraine, after agreeing to modify a U.S. proposal that Kyiv and its European allies saw as a Kremlin wish list.

Officials say progress was made in urgent weekend talks on amending the U.S. peace proposal for Ukraine that many saw as favoring Russia. But the Kremlin on Monday said it hadn't seen the changes.

KYIV, Ukraine — A senior Kremlin official confirmed Wednesday that U.S. special envoy Steve Witkoff is set to visit Moscow next week as efforts pick up speed to find a consensus on ending the nearly four-year war between Russia and Ukraine.