Six-time Olympic gold medallist Usain Bolt won the men's 100m at the World Athletics Championships, breezing home in 9.78 seconds in Moscow on Sunday night. Justin Gatlin of the United States was second in 9.85 seconds while and Nesta Carter of Jamaica was third in 9.95.
Usain Bolt answered questions over his fitness ahead of the world championships with a season's best of 9.87 seconds in the 100 metres with a workmanlike performance at the London Anniversary Games on Friday.