Henry Cooper is best remembered for the night he nearly changed boxing history – 19 July 1963. Fighting an up-and-coming boxer by the name of Cassius Clay, later to become Muhammad Ali, his famous left hook (known as 'Henry's Hammer') sent Clay crashing onto the canvas. Arguable Britain's greatest ever heavyweight fighter, Cooper won 40 of his 55 professional bouts, beating most of the true boxing greats along the way. His story is littered with famous names – Rocky Marciano,...