Russian forces launched 38 strike drones at Ukraine overnight into Tuesday, with air defenses downing 26, while 12 hit four locations, Ukraine's Air Force reported.

Russia sent the United States an unofficial document listing conditions for ending the war in Ukraine, reiterating all its previous demands, Reuters reported on Wednesday, citing sources familiar with the matter.

Russian overnight strikes damaged rail infrastructure across Ukraine, causing power outages on some sections and forcing train delays and route changes, Ukrzaliznytsia reported.