There have been innumerable images of Russian tanks destroyed or left abandoned in Ukraine.This includes not only older T-72s but also newer T-90s.Atleast, 6 of Russia’s advanced T-90 tanks have been destroyed by Ukraine’s military, according to Oryx, a project that records independently verifiable losses throughout the conflict.As per Oryx’s tally, Russia has lost at least 214 tanksGiven the situation, many observers may have thought that Russia would introduce the Armata T-14 tank to counter Ukrainian forces.But this has not happened.In this video, Defense Updates analyses why Russia has not deployed its most potent Main Battle Tank Armata T-14 in Ukraine?