Sickening footage has emerged of a teenage girl being viciously beaten by another girl – as fellow students did nothing to help . Video taken on a cell phone at Massabesic High School in Waterboro , Maine , shows the attacker pinning the 16-year-old to the ground and repeatedly punching her in the face . The assault took place while students were changing class - but the footage does not show anybody stepping in to stop the brutal onslaught . Sickening : A 16-year-old girl was viciously beaten by another girl at Massabesic High School in Maine in an attack that was caught on camera . The mother of the terrified victim has described the incident as ‘ sickening ’ and believes the attack may have been planned . Refusing to reveal her name through fear of drawing more attention to her daughter , she told CBS 13 that the footage was ‘ disturbing ’ and ‘ hard to watch ’ . She added : ‘ My daughter ’ s only 98 pounds . She ’ s a tiny little thing . ‘ It ’ s terrifying to see your daughter go through something like that . It ’ s … it ’ s sickening. ’ Her daughter needed medical treatment after suffering ‘ five large bruises ’ to her head and injuries to her arms where she was desperately trying to defend herself . The mother of the terrified victim has described the incident , at Massabesic High School , pictured , as ‘ sickening ’ and believes the attack was planned . Vicious : Footage shows the attacker pinning the 16-year-old to the ground and repeatedly punching her in the face . She suggested that those behind the attack ‘ wanted it recorded ’ so they could put the footage on social media meaning students from other schools could see the incident . Bangor Daily News reported that she had been told by school Principal Christian Elkington that the attack was ‘ a terrible thing ’ and that the school was ‘ dealing with it appropriately ’ . She is said to have received a letter from Superintendent John Davis who apologised and pledged to address the incident quickly . But the victim ’ s mother says she does not know whether anybody has been expelled . The website reports that the victim has a restraining order against her attacker and that the youngster still fears repercussions .
Video of attack taken on cell phone at Massabesic High School in Maine . Footage shows 16-year-old on her back and being repeatedly punched . Score: 6