.Putin phones cross-border attack in Kursk location a 'provocation' The Washington PostRussia claims Ukrainian troops intercrossed into its own area as well as released 'enormous strike' CNNHow deep into Russian area possesses Ukraine's shock August incursion gotten to? MeduzaUkraine Launches Rare Cross-Border Ground Assault Into Russia The Nyc TimesRussia: State of emergency situation in Kursk in the middle of attack DW (English).