Special U.S. envoy Steve Witkoff says 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.

Lawmakers retreated to their partisan corners in response to the Trump-Putin summit in Alaska, with Republicans praising the president and Democrats arguing he was too cozy with Putin.

U.S. State Department documents containing sensitive government information were discovered on a public printer at an Alaska hotel, two hours before a high-stakes summit between U.S. President Donald Trump and Russian President Vladimir Putin.

Ukraine's Volodymyr Zelenskyy will visit Trump in Washington on Monday to discuss 'ending the war' with President Donald Trump

Russia already controls a fifth of Ukraine, including about three-quarters of Donetsk province, which it first entered in 2014.