KIEV, Jan. 31 (Xinhua) -- The Russian military launched drone attacks on civilian and port infrastructure facilities in Ukraine's southern Odesa region early Friday.

Russia on Friday launched a barrage of drones on Ukraine in an overnight attack, injuring four people and damaging a hospital and a grain warehouse in the southern Odesa region. Ukraine said its air defences shot down 59 of 102 Russian drones,

A Russian oil refinery in the southern Volgograd region caught fire after being hit by debris from a Ukrainian drone attack. Regional Governor Andrei Bocharov confirmed the overnight attack, saying on Friday that the blaze was “promptly extinguished” and one injured worker was hospitalised.

A Ukrainian drone attack last week forced a refinery in Ryazan, southeast of Moscow, to suspend operations. Russia's Defense Ministry said in a statement on Friday that 49 Ukrainian drones had been downed over the country overnight, including 25 in the southern Rostov region and eight in the Volgograd region.

A Russian drone struck a multi-storey apartment building in the northeastern Ukrainian city of Sumy early on Thursday, killing nine people and injuring 13, including a child, President Volodymyr Zelenskiy said.

Germany helped save dozens of Ukrainian artworks from destruction. They can now be seen at an exhibition in Berlin.

Overnight into Friday, January 31, russian troops launched 102 drones over the territory of Ukraine, air defense forces managed to shoot down 59 of them,

Ukraine has targeted two of Russia's oil refineries in drone strikes in an effort to bankrupt their ability to continue funding the war.

In a nighttime attack, a Russian drone hit an apartment building in Sumy, Ukraine, resulting in four deaths and nine injuries. Ukrainian President Zelenskyy condemned it as a crime. The ongoing conflict has devastated civilian lives and infrastructure,

Russia launched a barrage of drones on Ukraine in an overnight attack on Friday, injuring four people and damaging a hospital and a grain warehouse in the southern Odesa region, officials said.

On the night of Friday, January 31, the Russian army launched 102 kamikaze drones at Ukraine. Ukrainian air defense forces operated in 12 regions of the country, according to the Air Force of the Armed Forces of Ukraine.

Kyiv launches fresh drone assault on Putin's oil refineries inside Russia - Volgograd governor Andrei Bocharov says a fire temporarily broke out after a Ukrainian drone attack