Hundreds of Russian drones flying from all directions attacked Kyiv overnight into Thursday in an apparent new Russian tactic, marking a second consecutive night of ferocious attacks on Ukraine.

Russia hit the Ukrainian city of Odesa with a daytime drone strike on Friday. At least 11 people were injured, according to authorities.

A Russian Altair combat reconnaissance drone crashed into residential homes in Kazan, Russia, in the Republic of Tatarstan

Russia has been actively cooperating with Chinese companies to bypass Western sanctions and ensure the production of drones used against Ukraine, Bloomberg reports. Documents reviewed by Bloomberg, including memos from the company,

Ukraine’s Security Service said Sunday they had killed Russian special service agents suspected of gunning down a fellow officer in Kyiv earlier this week, saying it believed Russia’s Federal Security Service was responsible.