In a press release published this Friday, the Movement for Credible Cycling (MPCC) welcomes the reaction of the International Cycling Union (UCI) on the “alarming subject” of the use by inhalation of carbon monoxide by certain runners, in agreement with their teams. The association specifies that it has already expressed its concern about this practice last month, and sent a letter to the World Anti-Doping Agency (WADA). “unanswered so far”.