active·National security and defenceUkrainian defender Roman Bykov dies suddenly during vacation in Chernihiv region11 Sept 2026·1 event·1 sourceFollowHow events unfoldedFrom the beginning to today11/09/2026, 17:04Ukrainian defender Roman Bykov dies suddenly during vacation in Chernihiv region1 source →1 of 1 eventsStoryline coverage1 source · 1/7