5 Live In Short - Campbell: 'I was offered performance-enhancing drugs' - ÃÛÑ¿´«Ã½ Sounds

5 Live In Short - Campbell: 'I was offered performance-enhancing drugs' - ÃÛÑ¿´«Ã½ Sounds
Campbell: 'I was offered performance-enhancing drugs'
The Olympic gold medallist runner on how this influenced his decision to retire.