Algerian middle-distance runner Taoufik Makhloufi has been excluded from the London Olympics for not trying in an 800-metre heat.
Kenya's David Rudisha stormed to victory in the Olympic 800 metres final on Monday, retaining his title with a devastating final-lap sprint.
Ethiopia's world indoor champion Genzebe Dibaba broke the 22-year-old world women's 1,500 metres record on a sultry night at the Monaco Diamond League meet.
A round-up of results from the final day of the World Athletics Championships in Doha on Sunday
Check out the gold medallists on Day 15 of the 2016 Olympic Games in Rio de Janeiro, on Saturday:
Bahrain's Ruth Jebet blew away the competition to win the women's 3,000 metres steeplechase gold on Sunday, but narrowly missed out on the world record. Jebet ran a bold race, bursting into the lead after a few laps and setting a blistering pace to win in 8 minutes, 59.75 seconds, just shy of the 8:58.81 world record set by Russia's Gulnara Galkina at the 2008 Beijing Games.