Russia unleashed a mass drone attack on Ukraine's southern city of Odesa for the second night running on Wednesday, knocking out power for thousands of residents and plunging parts of the city into darkness,

Tens of thousands of people remained without power Thursday in the southern Ukrainian city of Odesa as a result of several days of Russian aerial attacks. Odesa Governor Oleh Kiper said on Telegram that crews were working to restore electricity service, and had brought 40,000 customers back online, with another 49,000 still without power.

Russia launched a barrage of drones on Ukraine's southern city of Odesa, hitting energy infrastructure and leaving at least 160,000 people without heating in sub-zero temperatures, Ukrainian President Volodymyr Zelensky said on Wednesday.