Coverage of the 17th IAAF World Championships #Doha2019 is brought to you by #Puma:
National record secured for Jamaica in the mixed relays at the 17th IAAF World Athletics Championships Doha 2019 on Saturday (28 Sept).
Jamaica with Nathon Allen, Janieve Russell, Roneisha MacGregor and Javon Francis advanced to the mixed relay final with 3:12.73NR. The USA won the heat in 3:12.42, which is registered as a world record.
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