.Putin phones cross-border attack in Kursk area a 'justification' The Washington PostRussia claims Ukrainian soldiers intercrossed right into its own territory as well as released 'gigantic attack' CNNHow deep into Russian region possesses Ukraine's surprise August incursion arrived at? MeduzaUkraine Launches Rare Cross-Border Ground Attack Into Russia The New York TimesRussia: Condition of emergency situation in Kursk amid attack DW (English).