.Putin gets in touch with cross-border assault in Kursk area a 'provocation' The Washington PostRussia claims Ukrainian soldiers crossed right into its own territory as well as launched 'large strike' CNNHow deep right into Russian territory possesses Ukraine's surprise August incursion hit? MeduzaUkraine Launches Rare Cross-Border Ground Attack Into Russia The Nyc TimesRussia: State of unexpected emergency in Kursk among incursion DW (English).