The World Anti-Doping Agency (WADA) said on Tuesday that an inndependent prosecutor sees no fault in its handling of the case of 23 Chinese swimmers who tested positive for a forbidden substance but were not sanctioned. WADA said in a statement that prosecutor, Eric Cottier, appeared before the WADA executive committee after submitting his report. It said in his view “the decision not to appeal [was] reasonable, both from the point of view of the facts and the applicable rules. “There is nothing in the file – which is complete – to suggest that WADA showed favouritism or deference, or in any w…