.Putin phones cross-border attack in Kursk area a 'provocation' The Washington PostRussia mentions Ukrainian soldiers intercrossed into its own region and also launched 'massive strike' CNNHow deep into Russian territory has Ukraine's shock August incursion hit? MeduzaUkraine Launches Rare Cross-Border Ground Assault Into Russia The The Big Apple TimesRussia: State of emergency situation in Kursk among attack DW (English).