Ukraine said Saturday it has regained control of the Kyiv region, with Russian troops retreating from around the capital and Chernihiv city, as evidence emerged of possible civilian killings in areas the invading forces have been occupying. AFP reporters saw at least 20 bodies on a single street in the town of Bucha near Kyiv, including one with his hands tied, and the body of a missing photographer was discovered in a nearby village. “All these people were shot,” Bucha’s mayor Anatoly Fedoruk told AFP, adding that 280 other bodies had been buried in mass graves in the town. As it withdraws fr…