[Campbell-Brown] has been under scrutiny with Asafa Powell and Sherone Simpson also testing positive for banned substances, which also forced them to miss the 2013 World Championships. She was suspended pending a Jamaican disciplinary committee review, which deemed a reprimand sufficient because the banned substance was not used for performance enhancement. "Yes, I lost out on the opportunity to compete for most of 2013 and the chance to defend my World 200m title, however, I press on," noted Campbell-Brown, who missed the IAAF World Championships in Athletics in Moscow Russia last August.