Former England cricketer Sir Ian Botham is pictured at the launch of the 'Beefy's Great Forget Me Not Walk'  in central London, on November 10, 2009. England cricket great Sir Ian Botham unveiled plans for his latest charity walk on Tuesday, saying he would not stop until childhood leukaemia had ceased totally to be a fatal condition. Former all-rounder Botham's 13th charity walk will start in April next year and take him on a 10-town tour of England. Getty Images logo Getty Images 27 months ago

Former England cricketer Sir Ian Botham is pictured at the launch of the 'Beefy's Great Forget Me Not Walk' in central London, on November 10, 2009. England cricket great Sir Ian Botham unveiled plans for his latest charity walk on Tuesday, saying he would not stop until childhood leukaemia had ceased totally to be a fatal condition. Former all-rounder Botham's 13th charity walk will start in April next year and take him on a 10-town tour of England.