Ukraine war latest: Russian anti-Kremlin militia break into Russia, claim to occupy villages
Key developments on March 12: * Russian anti-Kremlin militia break into Russia, claim to occupy villages * Russian missile attack on Kryvyi Rih kills 3, injures almost 40 * Fire reported at several Russian oil refineries after alleged Ukrainian drone attack * Russia claims it has taken control of Nevelske in Donetsk Oblast * Denmark