Sickening new video shows the moment the crazed career criminal charged in the fatal Brooklyn subway beatdown stomps on the helpless victim at least a dozen times — to the point that he knocks him unconscious.
Victim Nicola Tanzi, 64, stood no chance against David Mazariegos, who allegedly is seen in the disturbing clip entering the Jay Street-MetroTech station on Tuesday and immediately sucker-punching the Italian immigrant twice in the face, knocking him to the floor.
Mazariego, who has five open criminal cases, then continues his merciless assault — kicking Tanzi in the face over and over again while he’s on the ground, the video shows.
Incredible secret subway predated NYC’s official subway by decades…