Russian officials say they are fighting off a Ukrainian military incursion in Kursk CBS NewsRussia says Ukrainian troops crossed into its territory and launched ‘massive attack’ CNNPutin calls cross-border attack in Kursk region a ‘provocation’ The Washington PostPutin accuses Ukraine of a ‘large-scale provocation’ with its raid in southwestern Russia The Associated PressWar Death Toll Rises as Russia Battles Border Incursion From Ukraine Bloomberg