Olympic star Usain Bolt held off the field to win the 100 metres Friday at IAAF Diamond League Monaco event, while Canada's 4x100-metre men's relay team of Andre De Grasse, Aaron Brown, Brendon Rodney, and Gavin Smellie was disqualified after a bad exchange. Bolt edged American Isiah Young to win in a season-best time of 9.95 seconds. Usain Bolt wins the 100m in Monaco after a poor start.https://t.co/GgkmqIM78P pic.twitter.com/FDw2KGoi4U — @CBCOlympicsBolt is retiring after the world championships in London next month. De Grasse and the rest of Canada's team failed to finish in the six-team relay field. The disqualification occurred after a fumbled exchange between Rodney and De Grasse, the team's anchor.

Source: CBC News July 21, 2017 19:24 UTC