Entrusted with cleaning up a sport mired in sleaze and doping deceptions has proved far trickier for Sebastian Coe than the pursuit of gold on the track.
It's a year since Coe's misguided pronouncement that Lamine Diack, his predecessor as president of the International Association of Athletics Federation, was the "spiritual leader" of athletics.
Disowning Diack, now discredited as the alleged architect of a doping blackmail scheme, was the easy part. Cleaning up the mess he left behind at the IAAF has proved more challenging.
Coe has had to overhaul a tarnished governing body while confronting the biggest doping scandal in the sport's history and persistent...