Russia launched 36 attack drones against southern Ukraine overnight, damaging infrastructure in the Odesa region, authorities said.
The strikes targeted the Odesa, Mykolaiv and Kherson regions, the Ukrainian military reported, adding that air defence systems destroyed 27 drones.
Odesa Governor Oleh Kiper said unspecified "logistics infrastructure" had been struck but that no injuries were reported.
Reuters could not independently verify the information. There was no immediate comment from Russia.
Russian forces have carried out regular missile and drone strikes on infrastructure in southern Ukraine in recent weeks and months, targeting port facilities in particular.
Separately, the Kherson regional administration said Russia had struck the region 79 times with mortars, artillery and drones over the past day, wounding four people and damaging several buildings.
Presidents, royalty and simple mourners bade farewell to Pope Francis on Saturday at a solemn funeral ceremony, where a cardinal appealed for the pontiff's legacy of caring for migrants, the downtrodden and the environment to be kept alive.
US President Donald Trump and Ukrainian leader Volodymyr Zelenskyy, in Rome for the funeral of Pope Francis, met one-on-one in a marble-lined Vatican basilica on Saturday to try to revive faltering efforts to end Russia's war with Ukraine.
A large explosion rocked Shahid Rajaee port in the southern Iranian city of Bandar Abbas on Saturday, killing at least four people and injuring more than 500.
Pope Francis' wooden coffin was carried into St. Peter's Square on Saturday at the start of a funeral Mass attended by a multitude of mourners, including world leaders, pilgrims and prelates.