.Putin phones cross-border strike in Kursk region a 'provocation' The Washington PostRussia mentions Ukrainian soldiers intercrossed in to its territory and launched 'gigantic assault' CNNHow deep right into Russian territory possesses Ukraine's surprise August attack hit? MeduzaUkraine Launches Rare Cross-Border Ground Assault Into Russia The The Big Apple TimesRussia: State of emergency in Kursk amid attack DW (English).