.Putin phones cross-border assault in Kursk region a 'provocation' The Washington PostRussia says Ukrainian soldiers crossed into its area as well as launched 'huge assault' CNNHow deep right into Russian territory possesses Ukraine's shock August incursion hit? MeduzaUkraine Launches Rare Cross-Border Ground Attack Into Russia The Nyc TimesRussia: State of emergency situation in Kursk in the middle of incursion DW (English).