Russian forces steal buses driving to rescue people from Mariupol.

The move comes as European countries seek to strengthen regional defense cooperation amid growing uncertainty about U.S. security commitments.

The injured included a 36-year-old woman and her two daughters, ages 3 and 6. The girls' father was also killed in the attack, police later confirmed.

"Our goal is to increase the pressure on the Russians in the rear even further and prevent them from carrying out active assault operations," Defense Minister Mykhailo Fedorov said.

The Kyiv Independent’s Martin Fornusek speaks with Kaupo Rosin, director general of Estonia’s Foreign Intelligence Service, about Russia’s long-term strategy against Ukraine and Europe, the risks facing NATO’s eastern flank, and why Moscow still views the United States as its main adversary.

"Where missiles and drones fall, hopes also fall, homes and places of worship are destroyed, and innocent lives are shattered," Pope Leo XIV said.

Explosions and fires were reported overnight on May 27 across multiple regions in Russia and occupied Crimea, with smoke reportedly visible near a military airfield in the southeastern Russian city of Voronezh.

The U.S. denied a visa to Russian Deputy Foreign Minister Alexander Alimov, who was expected to attend a United Nations Security Council meeting.