This is called Video of police assault on Ian Tomlinson, who died at the London G20 protest.
Britain: The widow of Ian Tomlinson, who died after being assaulted by police at last year’s G20 protests, criticised the Director of Public Prosecutions at the weekend for dragging his feet over charging the officer involved: here.
Update July 2010: here.
This music video says about itself:
Angelic Upstarts – The Murder of Liddle Towers
Classic debut single from the Upstarts, championing the cause of the Birtley boxer who died after a night in a police cell.