.Putin contacts cross-border assault in Kursk location a 'justification' The Washington PostRussia claims Ukrainian troops crossed in to its own area and launched 'extensive strike' CNNHow deep right into Russian region possesses Ukraine's shock August attack gotten to? MeduzaUkraine Launches Rare Cross-Border Ground Attack Into Russia The New York TimesRussia: State of emergency in Kursk in the middle of attack DW (English).