A Russian drone attack on the Ukrainian city of Kharkiv on Friday damaged a maternity hospital, authorities said, terrifying patients as windows shattered and shards of glass fell on to the beds, leaving families rushing to shelter their babies.

Officials say a Russian drone barrage has targeted the center of Kharkiv, injuring nine people and damaging a maternity hospital in Ukraine’s second-largest city.

Russia launched its largest drone and missile bombardment of Ukraine overnight into Wednesday, according to Ukrainian President Volodymyr Zelenskyy.