BRITAIN-SOL CAMPBELL-LONDON MAYOR

(FILES) A file photo taken on April 14, 2010, shows former Arsenal football player Sol Campbell during the Premier League match between Arsenal and Tottenham Hotspurs at White Hart Lane in London. Campbell announced June 8, 2015, that he intends to run for the position of Mayor of London, and will attend hustings in the contest to become the Conservative Party's nominee. AFP PHOTO/IAN KINGTON RESTRICTED TO EDITORIAL USE. No use with unauthorized audio, video, data, fixture lists, club/league logos or live services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. (Photo credit should read IAN KINGTON/AFP via Getty Images)