Alla Prohonenko, 53, touches a photo of her father Volodymyr Prohonenko during his funeral in Irpin, cemetery on the outskirts of Kyiv, on Thursday, April 21, 2022. Proponenko died during the Russian occupation. (AP Photo/Petros Giannakouris)
KYIV, Ukraine — Satellite images released Thursday showed what appeared to be mass graves near Mariupol, and local officials accused Russia of burying up to 9,000 Ukrainian civilians there in an effort to conceal the slaughter taking place in the siege of the port city.