An Ukranian soldier patrols a street in Bucha, northwest of Kyiv, on April 2, 2022, where town's mayor said 280 people had been buried in a mass grave and that the town is littered with corpses. - Ukraine has regained control of "the whole Kyiv region" after invading Russian forces retreated from some key towns near the Ukrainian capital, deputy defence minister said today. (Photo by RONALDO SCHEMIDT / AFP)