Pic Shows: The bikers approaching the pedestrians; This is the shocking moment a biker gang jump off their vehicles and stab a teenager in the stomach before before kicking his face and fleeing. The disturbing incident was recorded by a security camera in the Sarmiento neighbourhood of the town of Saens Pena in the northern Argentinian province of Chaco. In the video, a group of youngster can be seen walking down the street when four attackers on two motorbikes approach them. The two passengers jumps off the bikes and one sprints directly at Cristian Taborda, 19, and stabs him in the stomach as his accomplice chases after the others in the group. Taborda falls to the ground and his attacker then kicks him forcefully in the face, leaving him writhing in pain in a pool of blood on the ground as another of the men hits him in the head. The attackers then run back to their motorbikes and flee the scene. Local media report Taborda was taken to a local hospital but he was pronounced dead on arrival. Three suspects, named only by their initials as F.R., 21, M.A.R, 18, and an unnamed 17-year-old have been arrested and investigators are searching for the fourth suspect, reportedly 19 years old. The suspects were identified after investigators studied the CCTV footage of the incident. Prosecutors believe the attack was retaliation for a previous attack in which all those seen in the video were involved. The investigation is ongoing and it is unclear if the suspects have been charged.