.Putin calls cross-border attack in Kursk location a 'justification' The Washington PostRussia points out Ukrainian soldiers crossed in to its territory and introduced 'extensive strike' CNNHow deep right into Russian area possesses Ukraine's shock August attack hit? MeduzaUkraine Launches Rare Cross-Border Ground Attack Into Russia The Nyc TimesRussia: State of urgent in Kursk amidst attack DW (English).