Why Brazil athletes are not dope tested ahead of Rio...

‘The fact no testing was happening was a concern’ IMAGE: Talita Antunes,left, and Larissa Franca of Brazil celebrate after winning their Rio Open women's beach volleyball final.......

IOC says 23 from 2012 Olympics test positive in rechecks

IMAGE: The Brazilian Laboratory of Doping Control during its inauguration before the 2016 Rio Olympics in Rio de Janeiro, on May 9, 2016. Photograph: Ricardo Moraes/Reuters A total of 23 athletes......

IOC says 31 athletes could miss Rio Olympics after Beijing re-tests

- 'The aim is to stop any drugs cheats coming to the Olympic Games in Rio de Janeiro.' IMAGE: The Brazilian Laboratory of Doping Control during its inauguration before the 2016 Rio Olympics in Rio......

Drug-testing lab will be operational for Olympics: Rio chief

IMAGE: The official logo of the Rio summer Olympic 2016 games is seen on a pair of flip flops at a shop in Sao Paulo. Photograph: Nacho Doce/Reuters The anti-doping laboratory that will test......

Messi, Neymar included in FIFA anti-doping trials

Lionel Messi and Neymar will take part in a new anti-doping program to trial a biological passport in football, FIFA said. All players set to be involved in the seven-team Club World Cup next month......