Swansea City fans turned on eachother during defeat at Crystal Palace yesterday.
The Daily Mail says as the game was taking place, supporters allegedly starting causing trouble and stewards were forced to intervene, with a ruckus ensuing.
In a game which meant nothing for either side, it was tense in the away stand as temperatures began to boil over and fans also clashed with officials trying to calm the situation.<> One fan had to be restrained by a number of security members and was then marched out of stadium.