A huge clean up operation is underway this morning (Wed) after hundreds of far-right thugs rioted in Southport - leaving 22 police officers injured.br br Violence flared when hundreds of demonstrators - believed to be supporters of the English Defence League - hurled bricks at cops and set a police van alight.br br They'd earlier converged on a mosque, smashing its windows and chanting racist slogans.br br It comes after false information spread online about the supposed identity of a 17-year-old arrested for stabbing three children to death at a dance class in the town.br br The Cardiff-born suspect's parents are reportedly from Rwanda, a largely Christian country.