India, Jan. 14 -- Russia launched a second major drone and missile bombardment of Ukraine in four days, officials said on Tuesday, aiming again at the power grid and apparently snubbing US-led peace efforts as the war approaches the four-year mark. Russia fired almost 300 drones, 18 ballistic missiles and seven cruise missiles at eight regions overnight, Ukrainian President Volodymyr Zelenskyy said on social media.

One strike in the northeastern Kharkiv region killed four people at a mail depot, and several hundred thousand households were without power in the Kyiv region, Zelenskyy said. The daytime temperature in the capital was -12 C (around 10 F). The streets were covered with ice, and the city rumbled with the noise from generators....