Former pro cyclists at the centre of doping ring in Spain

Blood samples in doping control

Blood samples in doping control

Certain former professional cyclists were at the centre of a doping network in which illegal substances were supplied to amateur and aspiring athletes in Spain, according to a special report by El Español. The Spanish newspaper gained access to an investigation led by the anti-doping arm of the national police force, which has been dubbed 'Operación Astur'.