Clashes broke out between demonstrators and police at a Southport protest after rioters began to throw items toward a local mosque, according to police.Video footage captured by StreetMic LiveStream shows items being thrown at officers, including a trash bin and bottles. A stun grenade also goes off in the midst of the riot, and crowd control devices are seen being used to de-escalate the protests. A police van was also set on fire.Merseyside Police said the rioters were believed to be part of the English Defense League, a far-right group.The protest followed a vigil for three girls who were stabbed to death and five other children critically wounded during an attack at a dance event on Monday, according to reports.Merseyside Police stated,