Byline: DAN WARBURTON
PINNED to the ground by Portuguese riot police, soccer thug Christopher Bone brings shame on English football.
His disgraceful Euro exploits in 2004 exposed the largely-hidden underbelly of hooliganism on Tyneside.
Since then Bone has continued to bring match-day violence to the streets of Newcastle.
The 36-year-old was deported from Portugal in 2004 after sparking riots during England's European Championship battle.
But despite receiving a six-month suspended prison sentence, he has spent the following years building up links with Newcastle United's Gremlins.
In September last year Bone was among more than 50 known Gremlins who travelled to York for a drink-fuelled day of violence to celebrate the gang's 25th birthday.
Today the Chronicle can reveal the dossier of disorder that saw Bone mix with some of Tyneside's worst soccer yobs.
His confrontations include being part of a 120-strong group of Toon fans who …