American fatigue with the war and the fickleness of the Trump administration remain concerns for Ukraine’s leaders.

The president announced the US will send additional Patriot air-defense systems to Ukraine, part of a European Union–funded deal.

By Anastasiia Malenko, Steve Holland and Trevor Hunnicutt KYIV/WASHINGTON (Reuters) -Donald Trump's Ukraine envoy Keith Kellogg began talks in Kyiv on Monday on security and sanctions against Russia after the U.