PIX: Canada win men's sprint relay as US blow it; Chebet double

IMAGE: Canada's Brendon Rodney, Jerome Blake, Andre de Grasse and Aaron Brown celebrate after winning gold in the Olympics men's 4x100m Relay final at Stade de France, Paris, on Friday.......

World Athletics PIX: Paulino first Dominican woman to win gold

IMAGE: Marileidy Paulino of the Dominican Republic celebrates winning the gold medal in the women's 400m at the World Athletics Championships in Budapest on Thursday. Photograph: Bernadett......

PICS: McLaughlin breaks 400m hurdles World record

Images from the World Athletics Championships in Eugene, Oregon, on Friday, Day 8. IMAGE: Sydney McLaughlin of the United States celebrates winning the women's 400 metres hurdles final and setting......

PICS: Kazakhstan's Jeruto roars to steeplechase gold

Images from the World Athletics Championships in Eugene, Oregon, on Wednesday, Day 6. IMAGE: Kazakhstan's Norah Jeruto celebrates setting a new championship record and winning gold in the women's......

PIX: Fraser-Pryce dazzles in Paris Diamond League meet

IMAGE: Jamaica's Shelly-Ann Fraser-Pryce celebrates after crossing the finish line to win the women's 100 metres in the Diamond League meet at Stade Charlety, in Paris, on Saturday. Photograph:......