New Delhi, Feb. 9 -- A Russian airstrike on a residential area in eastern Ukraine killed one person and wounded two, officials said Sunday, after Ukrainian President Volodymyr Zelenskyy said the U.S. has given Ukraine and Russia a June deadline to reach a peace deal.

The attack on the city of Kramatorsk in Ukraine's Donetsk region caused a fire in a nine-story apartment block, according to Ukraine's State Emergency Service.

Russia also struck energy infrastructure in Ukraine's Poltava region overnight into Sunday, Serhii Koretskyi, chief executive of Ukraine's state-owned gas company Naftogaz said.

Russia has hammered Ukraine's power grid, especially in winter, throughout the nearly 4-year-old war. It aims to weaken the Ukrainian will ...