A Russian ballistic missile strike on the northeastern Ukrainian city of Sumy killed at least 20 people on Sunday morning, the city's acting mayor said.

Ukrainian President Volodymyr Zelensky has condemned a "horrific" Russian ballistic missile attack on the northeastern Ukrainian city of Sumy on Sunday, after repeated warnings from Ukrainian officials that a fresh offensive on the area could be imminent.

At least 32 people have been killed in a Russian missile strike on the Ukrainian city of Sumy on Sunday, officials said. Two ballistic missiles struck the heart of the city at around 10:15 a.m. as people gathered to celebrate Palm Sunday,

Ukraine's air defenses shot down 56 of 88 Russian drones, its air force said. It added that 24 drones were "lost" as the military used electronic warfare to redirect them.

Russia launched a bevy of drone attacks at Ukraine Saturday, killing one person and injuring several others, coming amid warnings that Moscow is replenishing troops for renewed offensives.

Four people were injured in Russian strikes against Ukraine. Plus, the US special envoy for Ukraine found himself in hot water over comments that appeared to suggest that Ukraine could be divided like post-war Berlin.