Violent chaos as riot breaks out at Pretoria prison (video)

Prisoners at Pretoria's Kgosi Mampuru II prison in South Africa started a violent riot on Sunday afternoon causing as many as 19 people to sustain injuries. The riot began after prisoners expressed displeasure over how parole was being dealt with. It turned violent when inmates beat one of the wardens with bricks for calling them an offensive word. Video taken of the chaos shows warders