Anti-doping experts and athletes' groups joined that chorus as the world digested Canadian law professor Richard McLaren's 103-page report.

WADA will look into claims, broadcast by CBS 60 Minutes, that numerous Russian athletes used performance-enhancing drugs at the Winter Games.

Mr Putin had been due to meet with track federation coach Yuri Borzakovsky and other Russian sports leaders.

The report by WADA’s independent commission examined allegations of widespread doping among Russian athletes and cover-ups of that activity.