A source close to the matter said Putin has sent 'invisible' T-14 Armata battle tanks into battle for the first time.
Russia has begun using its new T-14 Armata battle tanks to fire on Ukrainian positions 'but they have not yet participated in direct assault operations,' the RIA state news agency reported on Tuesday, quoting a source close the matter.
RIA said that the tanks have been fitted with extra protection on their flanks and crews have undergone 'combat coordination' at training g...
