Diamond League: Justin Gatlin claims 100m victory in Monaco
Justin Gatlin powers to victory in the 100m Diamond League event in Monaco ahead of his USA team-mate Dentarius Locke.
Gatlin wins in a time of 9.94 seconds, with Locke second in a personal best of 9.96 secs and France's Jimmy Vicaut third in 9.99 secs.
Gatlin, the 2004 Olympic gold medallist, served a four-year ban from 2006 after testing positive for a banned substance.
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