Members of the Senate Foreign Relations Committee and the Congressional Ukraine Caucus criticized a reported peace plan backed by the Trump administration.

President Trump said Saturday he could be open to changes in the administration’s 28-point plan for ending the war in Ukraine after Kyiv, European governments and even some Republican lawmakers denounced it as far too heavily weighted in Moscow’s favor.

Russia's mysterious UVB-76 radio station sent coded messages mentioning Latvia. This has fueled fears of a Russian attack and a possible World War III. The station, known as 'The Buzzer,' is linked to Russia's military communication.

Some of America's closest European allies say they're already in a gray zone between peace and war with Russia.

Tensions rose after a blast damaged the Warsaw-Lublin rail line, which has been used to deliver aid to Ukraine, and a Russian missile attack killed at least 25 people in Ternopil.

Commander-in-Chief of the Swedish Armed Forces General Michael Claesson has said that Russia may soon attempt to test NATO's collective defence. Source: Micael Claesson in an interview with Politico,

While the U.S. has taken part in previous iterations of the military exercise, this year's U.S. footprint was smaller as allied nations are pressed by the Trump administration to put more into European defense.

Business Insider observed US, Polish, and Romanian forces learning to use the Merops system, which has been combat-proven in Ukraine.