求翻译：这次骚乱的直接导火线是伦敦警方枪杀一名黑人青年Mark Duggan，星期六死者家属朋友到 Tottenham Hale警署门口和平示威，到了晚上却演变成了打砸抢，同时警方只在街道一头组成人墙拦截，对于几十米远的犯罪活动却不介入阻止。这样的画面整个晚上都在电视上，显然鼓励了其他人第二天照样学样。是什么意思？

Directly triggered the riot of the London police shot a black youth Mark Duggan, Saturday deceased friends to Tottenham Hale station door a peaceful demonstration in the evening has turned into vandalism, but only in the street a police formed a human wall intercept, for tens of meters away not to i

The riot police in London was directly triggered Mark Duggan shot a black youth and families of the deceased Saturday Tottenham Hale police station entrance to friends peace demonstrations, but in the evening but evolved into the rampage in the streets, and at the same time the police have only one

This disturbance direct wick is London Police guns down black youth Mark Duggan, Saturday the dead family member friend to Tottenham the Hale police headquarters entrance peace demonstration, actually evolved the beating, smashing and looting to the evening, simultaneously the police only compose th

Directly the fuse of this riot was London police killing of a black youth Mark Duggan, Saturday family friends to Tottenham Hale station peaceful demonstration at the entrance, in the evening into the while others have brazenly resisted, police also composed a human wall to block the street, for doz

Directly the fuse of this riot was London police killing of a black youth Mark Duggan, Saturday family friends to Tottenham Hale station peaceful demonstration at the entrance, in the evening into the while others have brazenly resisted, police also composed a human wall to block the street, for doz