The UCI have announced that they have opened disciplinary proceedings against British cyclist Jonathan Tiernan-Locke with regards to a doping offence.
The world cycling governing body have revealed that the 28-year-old has breached an anti-doping rule with regards to his biological passport.
A statement from the UCI said: "The analysis of the biological passport of Mr Jonathan Tiernan-Locke by the Experts Panel has demonstrated an anti-doping rule violation (use of prohibited substances and/or methods).
"Consequently and in compliance with the UCI Anti-Doping Rules, the UCI has requested his National Federation to initiate disciplinary proceedings.
"UKAD and WADA have been informed of the matter pursuant to the UCI Anti-Doping Rules and the WADA code. At this stage, the UCI will not comment further."
Tiernan-Locke competes for Team Sky.
