By Mike Walters After the cloudburst had left most of The Oval under water, the mopping-up operation was a miracle of communal purpose. Hundreds of spectators, armed with blankets and even their own clothes, answered England captain Colin Cowdrey’s appeal over the crackling public address tannoy to help transform the outfield from an Amazonian swamp to a pasture passable with care. When play resumed at 4.45pm, an incredible feat in itself, England had 75 minutes to take the last five Australian wickets and level the Ashes series 1-1. There was only one man for the job – ‘Deadly’ Derek Underwoo…