A handout photograph shows Britain's oldest employee, 101-year-old Buster Martin, posing for the camera during a training session in Archbishop's Park, central London on February 13, 2007. Martin aims to become the world's oldest marathon runner by completing the London Marathon and celebrating with a pint of beer and a cigarette. Sprightly and bearded, he recently completed a half marathon in five hours 13 minutes. (Mario Rebellato/Handout/Reuters)