The FAB-3000 has a combat power that "cannot be ignored," the Russian Defense Ministry said. The Kyiv Independent could not verify the claims at the time of publication.A video shared by a pro-Kremlin blogger on June 20 first appeared to show a FAB-3000 bomb striking Lyptsi in Kharkiv Oblast.  The blogger, who reportedly has ties to the Russian Air Force, claimed the footage records the first combat use of a FAB-3000 M-54 bomb with a universal planning and correction module (UMPK).FAB bombs upgraded with UMPK have wings that flip out as the weapon is released by the aircraft and a satellite navigation system.Kharkiv Oblast police reported that Russian forces attacked the Kupiansk district on May 5 with a FAB-1500 air-dropped bomb, the first time a 1,500-kilogram bomb had been used since the beginning of the full-scale invasion.