This is the sickening moment a youth team footballer knocks out his opponent on the pitch . With the ball long gone , the shocking footage shows the Morecambe U18s striker appearing to launch his right fist into the temple of unaware Oldham Under 18s starlet Jack Tuohy . The sucker punch – creating a disturbing audible moment of impact - sends Tuohy , who had his back turned , crashing to the turf and seemingly unconscious . VIDEO : Scroll down to watch the sickening punch that knocks out Oldham youngster . Jack Touhy is struck from behind in the head , apparently with no provocation , by an opponenent . The Oldham youth player is knocked from his feet as he is knocked out by the punch . Tuohy later went to hospital after beginning to feel sick while his opponent was shown the red card for his staggering act of violence . The dramatic clip was taken during the second-half of Oldham 's 7-2 victory over Morecambe at the club 's Chapel Road Training Ground on Saturday . One witness said : 'It was Morecambe 's number nine who lost it . Minutes earlier he had elbowed one of the Oldham lads in the face . The ref did n't see it and Oldham took the player off because he was bleeding and he had lost it . 'Then the ball has gone and the same lad just whacks another Oldham player in the face as he has his back turned and is running away . The striker had reportedly also elbowed an opponent just a few moments before . The Morecambe No 9 keeps running past the young Oldham star as if nothing had happened . 'In years and years of watching football I have never seen anything like it . ' The witness added : ' I do n't think the ref saw this one either but the Oldham players came running over and the linesman ran onto the pitch . 'He then sent the Morecambe lad off . ' Oldham declined to comment on the incident but Sportsmail understands Tuohy was sent home after being checked over at hospital later on Saturday . After the game he tweeted : 'Good 7-2 win good to get a goal and head is killing me now wow . ' A Morecambe statement read : ‘ We have been made aware of an incident that occurred in a youth team game against Oldham and will hold our own enquiries into the matter over the next few days . ’
Oldham youngster Oldham punched in the face from behind . Morcambe youth player had also reportedly elbowed an opponent . Tuohy was taken to hospital and later tweeted 'head is killing me now '