Joe Lawton, of Stockport and Edward Thornber of Didsbury, both Greater Manchester, had been arrested and treated as adults.

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Ch Supt Chris Sykes said PC Francis joined Greater Manchester Police force in 2007 and was serving at West Didsbury Police Station.

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It will then take a route through historic limestone workings under Wythenshawe, Northenden, Didsbury, Withington, Fallowfield, Rusholme and Longsight before emerging near the A57 in Ardwick.

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