Russian forces attacked Ukraine on the night of 10-11 December with Shahed drones from occupied Crimea, as well as ballistic missiles. Air defence systems have destroyed 18 attack UAVs and eight missiles.
Source: Ukraine's Air Force
Details: The military noted that the Russians launched Shahed drones from airfields in Chauda and Belbek.
A total of 18 Shahed-136/131 attack UAVs were launched.
Quote: "Air defence systems destroyed all enemy drones in the area of responsibility of Air Command Pivden (South).
Most of them [were downed] in Mykolaiv Oblast. Operations by anti-aircraft missile units and mobile fire groups from Ukraine’s Air Force and the Defence Forces were successful."
Details: In addition, the Russian invaders hit Kyiv Oblast with eight ballistic missiles at around 04:00 on 11 December 2023. They launched them from the north, reportedly from Russia’s Bryansk Oblast.
All eight targets were destroyed by anti-aircraft missile units from Air Command Tsentr (Centre).