While Puma's renewal of its sponsorship of Jamaican athlete Usain Bolt seemed like a no-brainer, the story was somewhat different a decade ago.
In what will be his biggest test to date south African star Oscar Pistorius is to stand trial in spring next year accused of murder.
What the IAAF jury of appeal take away with one hand they give with the other.
As gold medal celebrations go, it was more than a little unusual.
With Tyson Gay absent following his recent positive drugs test and Yohan Blake injured, Usain Bolt will go into the 200m at the World Championships as a raging favourite.
The sporting world seemed poised to give the cold shoulder to Oscar Pistorius after a court in South Africa allowed the Olympic and Paralympic star to return to international competition.
South African police have arrested star sprinter Oscar Pistorius for allegedly shooting dead his girlfriend Reeva Steenkamp at his home in Pretoria.