The dirtiest track races in history

Ben Johnson became the first Canadian to be declared the fastest man in the world, only to have his title rescinded two days later

Salwa Eid Naser handed two-year ban, will miss Tokyo Olympics

The reigning 400m world champ received the news that she has been banned from competition a full year after her initial suspension

Salwa Eid Naser cleared of charges following whereabouts failures

After recording four whereabouts failures in 12 months, the reigning 400m world champion got off scot-free due to a loophole in the system