Group 1 - The Russian Black Sea Fleet confirmed an attempted attack by Ukraine using unmanned underwater vehicles on the naval base in Novorossiysk, which did not achieve any objectives, with no ships or submarines damaged [1] - The head of the Russian Black Sea Fleet's press service stated that the enemy's attempt to carry out sabotage operations failed, and all ships and submarines at the Novorossiysk base were unharmed, with crew members continuing their regular duties [1] - Earlier, the Ukrainian Security Service released a video claiming a joint special operation with the Ukrainian Navy that reportedly damaged a Russian 636.3 "Warsaw Woman" class submarine, causing an explosion and rendering it incapacitated [1]