Norway's Karsten Warholm did his "Superman" impression as he raced to an impressive victory in the 400 metres hurdles at the IAAF World Championships in Doha ©Getty Images

"Photo_gallery"

Ethiopia's Muktar Edris  withstood a challenge from a couple of teenagers to retain his 5,000m title ©Getty Images
Ethiopia's Muktar Edris withstood a challenge from a couple of teenagers to retain his 5,000m title ©Getty Images
Norway's Norway’s Jakob Ingebrigtse collapsed after crossing the finish line in fourth place ©Getty Images
Norway's Norway’s Jakob Ingebrigtse collapsed after crossing the finish line in fourth place ©Getty Images
Karsten Warholm's name had been up in lights before the 400m hurdles final - a billing he lived up to ©Getty Images
Karsten Warholm's name had been up in lights before the 400m hurdles final - a billing he lived up to ©Getty Images
Sweden's Daniel Stahl did a fairly good impression of a top-class sprinter as he celebrated his victory in the discus ©Getty Images
Sweden's Daniel Stahl did a fairly good impression of a top-class sprinter as he celebrated his victory in the discus ©Getty Images
Russia's Mariya Lasitskene, competing under the
Russia's Mariya Lasitskene, competing under the "Authorised Neutral Athletes" banner, was all smiles after retaining her high jump title ©Getty Images
Easily the most joyous celebration of the night came after Uganda's Halima Nakaayi had unexpectedly won the women's 800m ©Getty Images
Easily the most joyous celebration of the night came after Uganda's Halima Nakaayi had unexpectedly won the women's 800m ©Getty Images
Disappointing attendances have been a feature so far of these Championships but the Ethiopian fans have done their best to create some atmosphere ©Getty Images
Disappointing attendances have been a feature so far of these Championships but the Ethiopian fans have done their best to create some atmosphere ©Getty Images
The women's 3,000m steeplechase proved a popular event with the photographers ©Getty Images
The women's 3,000m steeplechase proved a popular event with the photographers ©Getty Images