.Putin calls cross-border attack in Kursk area a 'provocation' The Washington PostRussia mentions Ukrainian soldiers crossed in to its own area and released 'enormous strike' CNNHow deep right into Russian area has Ukraine's unpleasant surprise August incursion gotten to? MeduzaUkraine Launches Rare Cross-Border Ground Assault Into Russia The New York City TimesRussia: State of emergency situation in Kursk amid attack DW (English).