.Putin calls cross-border assault in Kursk region a 'justification' The Washington PostRussia states Ukrainian soldiers intercrossed right into its own territory as well as introduced 'gigantic strike' CNNHow deep right into Russian area possesses Ukraine's unpleasant surprise August incursion gotten to? MeduzaUkraine Launches Rare Cross-Border Ground Assault Into Russia The The Big Apple TimesRussia: State of emergency situation in Kursk among incursion DW (English).