As winter looms and Russian forces adapt their tactics, Ukrainian troops need to double down on technological innovation and flood the front line with more drones to halt Moscow's territorial gains, a senior commander said.

A drone has struck a Turkish-flagged tanker in Ukraine's Odesa region and set it ablaze. Monday's strike at Izmail port came a day after Ukrainian President Volodymyr Zelenskyy signed a deal to import U.

The American-made Merops system has already recorded over 1,000 kills against Russian Shahed-type drones in Ukraine.

Russian drones damaged a building housing the Dnipro newsroom of public broadcaster Suspilne and Ukrainian Radio Dnipro in a major overnight attack on the city, Suspilne said early on Tuesday.

The MT Orinda tanker was struck at Izmail port in Ukraine's Odesa region Monday, with all 16 crew members evacuated as flames engulfed the vessel across from Romania.

Ukrainian long-range drones attacked an industrial plant around 1,300 kilometers (800 miles) inside Russia, local officials said Tuesday, while Ukraine’s army remained locked in an intense battle to hold back a Russian push on the key city of Pokrovsk in the eastern Donetsk region.

LVIV (Reuters) -Explosions rocked the western Ukrainian cities of Lviv and Ternopil on Wednesday, Ukrainian media and a Reuters witness reported, after Ukraine's military reported Russian missile and drone attacks.

Russia is now using fiber-optic drones with a 50-kilometer reach, a senior Ukrainian official told Business Insider.

NATO fighter jets were scrambled and ground-based air defense systems put on high alert in Poland and Romania during an overnight Russian attack on Ukraine.