Full-time training, travel to compete, medical and most other costs for these athletes are out of pocket.
Anti-doping body responds to criticism, says its integrity and reputation are under attack over handling of the case.
Why were 23 Chinese swimmers allowed to compete at the Tokyo Olympics despite testing positive for a banned drug?
Kenya’s Peres Jepchirchir and Alexander Mutiso Munyao won on a poignant day at the London Marathon.