Ukrainians were supportive of President Volodymyr Zelenskiy on Monday (February 24) and confident their country will prevail as they marked three years since Russia launched a full-scale invasion in February 2022. Could these jumping mice change how astronauts exercise?

Ukraine enters the fourth year of all-out war with Russia on Monday, unsure it can rely any longer on its staunchest ally the United States as its exhausted troops fight to hold their ground against unrelenting enemy advances.

"Ukrainian and U.S. teams are in the final stages of negotiations regarding the minerals agreement. The negotiations have been very constructive, with nearly all key details finalized," deputy prime minister Olha Stefanishyna wrote on X.

The United States and Ukraine said Sunday they are heading toward an agreement for Kyiv to give Washington a large share of its rare earth mineral rights as compensation for the billions of dollars in munitions the U.

Trump says the proposed arrangement is intended to help offset more than $180 billion in US aid delivered to Kyiv since 2022.