Mathew Hanratty, 29 Aug 2015
Jamaica may have won both relays, but which team delivered a team performance relative to their component parts
Pierre-Jean Vazel, 27 Aug 2015
See how the South African's world championship run in Beijing compares to Johnson's world record.
Mathew Hanratty, 26 Aug 2015
Three men under 44 seconds in a single race. It's about time.
Mathew Hanratty, 20 Aug 2015
How about a global championship with only the best athletes and without federations?