Chaos ensues as schoolgirls begin savagely fighting in classroom

A pair of schoolgirls started fighting in the middle of a class and their teacher was knocked to the ground after trying to break it up.
The classroom descended into chaos after the fight broke out in the middle of a lesson.
The teenagers began exchanging blows at the front of the room while their teacher struggled to separate them.They were caught on camera slapping and pulling each other's hair during the savage catfight.
Other pupils waded in to try and separate the youngsters during the brawl at a Colombian school.
A video shows the moment the scrap broke out at the school in Santiago de Cali, in the western Colombian department of Valle del Cauca.Another pupil films the violence on their mobile phone during the lesson at the secondary school.
The teacher can be seen at the front of the room, delivering a presentation using a projector, when the fight starts.
Two girls stand up and begin lunging at each other across the desks, before being pushed to the front of the room.The teacher tries to pull them apart but the girls are so focused on hurting each other that she is unable to stop them.
She ends up on the floor as well, as the girls begin rolling around and tussling on the ground.
Their classmates can be seen rushing to the girls' aid and struggling to separate them.
The fight is eventually brought to a halt at the end of the 30-second long video.
An investigation was launched into the violent scenes after the video was released online.
Local government spokesman Hector Hugo Montoya said: 'When there is this kind of violent conflict in the school, we need to analyse who is responsible to avoid something similar happening.'