The first lady did not attend the summit between President Donald Trump and Russian leader Vladimir Putin in Alaska on Friday.

Special U.S. envoy Steve Witkoff says Russian leader Vladimir Putin agreed to allow the U.S. and Europe to offer Ukraine a security guarantee resembling NATO's collective defense mandate.

U.S. President Donald Trump could offer NATO-like protection of Ukraine, and Russia is open to the idea, one of his top foreign policy officials said on Sunday ahead of a meeting with Ukraine and European leaders to hammer out details of possible security guarantees for Kyiv.

The Alaska summit between the U.S. and Russian leaders showcased their mutual animosity for the former president.

In Alaska, military parader President Donald Trump literally had U.S. soldiers on their knees to roll out the red carpet for wanted war criminal Vladimir Putin, who Trump greeted with applause as Putin played him like a pawn.

Talks between U.S. President Donald Trump and Russian leader Vladimir Putin produced enough movement to justify a meeting with Ukrainian and European leaders, U.S. Secretary of State Marco Rubio told CBS on Sunday.

President Trump offered security guarantees to deter future Russian aggression. But the offer was vague, prompting Kyiv to seek clarity.

Special U.S. envoy Steve Witkoff said Sunday that Russian leader Vladimir Putin agreed at his summit with President Donald Trump to allow the U.S. and European allies to offer Ukraine a security guarantee resembling NATO's collective defense mandate as part of an eventual deal to end the 3 1/2-year war.

Former National Security Advisor Jake Sullivan disputes Secretary of State Marco Rubio's characterization that continuing negotiations with Russian President Putin are a step toward ending the war in Ukraine.