The southwestern region of Volgograd came under particularly heavy fire, with 67 Ukrainian drones reportedly downed by Russian air defenses.

War may be the only thing keeping Russia's economy afloat. According to Jay Zagorsky, an economist and markets professor at Boston University's Questrom School of Business, the Ukraine invasion is likely the only thing preventing the country from slipping into a recession.

Odesa region: In the early hours of Sept. 27, Russia attacked the southern port city of Izmail on the Danube River, killing two women and one man, and injuring at least 16 others. Izmail, an important transit point for Ukrainian grain exports enroute to the Black Sea, is located across the Danube from Romania, a NATO member.