American Masai Russell won the Olympic 100 metres hurdles title in a blanket finish on Saturday.
Briton Mo Farah added the world distance double to the one he achieved at the London Olympics when he bravely held off the Ethiopian and Kenyan challenge in belligerent style to win the 5,000 metres on Friday.
Olympic champion Mo Farah won his second gold medal at the World Athletics Championships when he triumphed in the 5000 metres in Moscow, on Friday.
Briton Mo Farah became only the second man to retain both Olympic track long distance titles on Saturday when he produced an utterly dominant performance to add the 5,000m gold to the 10,000 he collected a week ago.
Justin Gatlin blasted out a warning that he is ready to challenge Usain Bolt's 100 metres hegemony when he stormed to a lifetime best 9.74 seconds to win the event in the opening Diamond League meeting of the season on Friday.
New world 10,000 metres champion Mo Farah brushed the sleep from his eyes and forced his tired legs around 15 laps of the track to qualify for the 5,000 final on a sunny Tuesday morning at the Luzhniki in Moscow.
Hot favourite Caster Semenya qualified for the women's 800metres semi-finals at the Rio Olympics with supreme ease on Wednesday and will no doubt be braced for another wave of discussions about her gender should she go on to take the gold medal on Saturday.
Britain's Mo Farah stormed to victory in the 5,000 metres on Saturday to secure an unprecedented third successive distance double at major global championships.
A summary of sports events and persons who made news on Friday.
Check out the gold medallists on Day 15 of the 2016 Olympic Games in Rio de Janeiro, on Saturday: