.Putin gets in touch with cross-border attack in Kursk location a 'provocation' The Washington PostRussia claims Ukrainian troops crossed in to its region as well as launched 'large strike' CNNHow deep right into Russian region has Ukraine's shock August attack gotten to? MeduzaUkraine Launches Rare Cross-Border Ground Attack Into Russia The Nyc TimesRussia: Condition of unexpected emergency in Kursk among incursion DW (English).