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Footage shows moment Ian Tomlinson was pushed to the ground

19 July 2012 Last updated at 15:47 BST

Video footage from the G20 protests in London on 1 April 2009 shows Ian Tomlinson being turned away from a line of officers in Royal Exchange Passage, in London and struck with a baton before being pushed over.

Mr Tomlinson, 47, who was walking home from work, suffered a heart attack several minutes after walking away from the incident.

PC Simon Harwood was found not guilty of manslaughter.

Footage courtesy