Russian Federal investigators have made a request the United States to allow them to question Grigory Rodchenkov as part of a criminal case opened against the former Moscow Laboratory chief, who has made allegations of state-sponsored doping surrounding the Sochi 2014 Winter Olympic Games.

Russian Para-athletics stars will be unaffected by the ban on their Olympic counterparts at Rio 2016, the International Paralympic Committee (IPC) have confirmed.

Martial Saugy has been replaced as director of the World Anti-Doping Agency accredited  laboratory in Lausanne by Finland's Tiia Kuuranne as the re-testing continues of drugs samples from the 2008 and 2012 Olympics in Beijing and London continues.

Günter Younger, a member of the World Anti-Doping Agency (WADA) Independent Commission which published allegations of state sponsored doping in Russian athletics, has been appointed WADA director of Intelligence and Investigations.

Reigning Olympic champion Lizzy Yarnold has returned to training ahead of Pyeongchang 2018 after recovering from the “emotional exhaustion” which prompted her to take an extended break from skeleton.

International Bobsleigh and Skeleton Federation (IBSF) President Ivo Ferriani insists he is paying little attention to accusations that Russian Federation of Bobsleigh (RBF) head Alexander Zubkov was involved in a doping scheme at Sochi 2014, claiming he only listens to "facts" and that the two-time Olympic champion should be treated as innocent until proven guilty. 

Outgoing International Skating Union (ISU) President Ottavio Cinquanta is fearful of a move to scrap anonymous figure skating judging which was approved here, claiming it will cause a return of collusion and political pacts between countries.

A double Olympic gold medallist who allegedly doped at Sochi 2014 was today elected as the new President of the Russian Federation of Bobsleigh (RBF). 

An investigation carried out by the World Anti-Doping Agency (WADA) into allegations of drug-use at the Sochi 2014 Winter Olympics is due to be completed by July 15 - and will be published before the start of Rio 2016.

Sir Craig Reedie, President of the World Anti-Doping Agency (WADA), hopes to have a $1 million-plus (£690,000/€891,000) investigations fund at his disposal within a matter of months, as pressure to take a harder line on drug cheats continues to mount in the build-up to the Rio 2016 Olympic and Paralympic Games.

It is sport’s impossible job. Brazil football manager? No problem. Groundsman at Wimbledon? A stroll in the park. International Olympic Committee (IOC) President? A piece of cake.

International Olympic Committee (IOC) President Thomas Bach has warned entire National Federations could be banned as sport deals with its growing doping crisis - but he stopped short of criticising Russia.

The World Anti-Doping Agency (WADA) has promised to publish a full report following an investigation into claims of a Russian drugs operation at the Sochi 2014 Winter Olympics.

Russia’s doping scandals are rather like those traditional wooden dolls tourists bring back home after visiting that country. Open up one and another is revealed. And so on.

I was at Wembley yesterday to watch my local team, Forest Green Rovers, attempt to become the first village club to make it into one of the four divisions that constitute the English Football League. A club that, since being saved from administration by an environmentalist millionaire, have banned all meat products at their ground and use cow manure rather than chemicals to fertilise the pitch.