LONDON.- Striking new photographs of Taekwondo world number one Aaron Cook doing a flying side-kick outside his Manchester home; champion swimmer Eleanor Simmonds about to start a training session and former champion, now Director of Paralympic Integration, Chris Holmes relaxing in the water, were revealed today. The portraits were taken by Finlay MacKay and Emma Hardy, announced as the latest photographers to be commissioned for the National Portrait Gallery/BT Road to 2012 Project as part of the Cultural Olympiad. Their work is on displayed at the National Portrait Gallery from 25 July in Road to 2012: Changing Pace, the second exhibition in a three-year cycle funded by BT, that documents Britain’s medal hopefuls and key figures behind the London 2012 Olympic and Paralympic Games. In Road to 2012: Changing Pace, the portraits