Christian Coleman will aim to clinch his first major championship outdoor title at the Khalifa Stadium, just weeks after escaping a lengthy anti-doping ban because of a technicality.
Athletics World Championships 2019: Women's 1,500 metres record-holder Genzebe Dibaba to miss tournament due to foot injury
Dibaba, 28, who won the world title in Beijing in 2015 and set the global best of 3min 50:07sec over the distance the same year, is suffering from a partial rupture to a ligament in her right heel which she suffered during the Zurich Diamond League meeting last month
Athletics World Championships 2019: Two-time shot-out champion David Storl set to miss out on tournament with back injury
David Storl won the world title in 2011 and 2013 and took silver in 2015 but has spent much of this season battling back problems. He says he will now focus on next year's Tokyo Olympics