All this would seem to point to a major step toward a fair and drug-free Olympics.

FORBES: The Drug Test Bait And Switch

Under the scheme, military personnel will be able to enter a ballot for free entry to football matches, cricket, the Olympics, concerts and other events.

BBC: 'Tickets for troops' is launched

"As long as I stay injury-free and healthy, I do have a good chance at the Olympics, " she says.

BBC: SPORT | Athletics | Going for Gold: Ashia Hansen

Mr. Jones barely missed qualifying for the 1998 Winter Olympics as a snowboarder and then gave up racing to become a mountain free-rider.

WSJ: Snowboarder Jeremy Jones's Secret Code of Snow | Creating

The 22-year-old represents Britain's best chance of a triathlon gold medal at the London Olympics, but to do that he must come through 2011 in form and injury-free.

BBC: Sport - Alistair Brownlee ready for crucial Olympic qualifying year

With the World Cup 2014 and Olympics 2016 approaching, the Rio state authorities are starting to tackle a situation that has been in violent free-fall for decades.

FORBES: UPP Police Pacifying Units: Security & Governance in the Favela Part 2