.Putin gets in touch with cross-border strike in Kursk location a 'justification' The Washington PostRussia says Ukrainian troops crossed right into its area and launched 'large assault' CNNHow deep right into Russian territory has Ukraine's surprise August incursion reached? MeduzaUkraine Launches Rare Cross-Border Ground Attack Into Russia The New York TimesRussia: Condition of emergency situation in Kursk amidst attack DW (English).