Team Jamaica has won the mixed 4x400m relay silver medal in the inaugural mixed-race in World Championships history.
The Jamaican mixed relay team – Nathon Allen to Roneisha McGregor to
Tiffany James to Javon Francis – finished second in a new National record time of 3:11.78. Team USA won the gold in a new world record time of 3:09.34.
The team which ran in the heats – Nathon Allen to Janieve Russel to Roneisha McGregor to Javon Francis – clocked 3:12.73 National record on Saturday to qualify for the final behind Team USA, who won the event in a world record time of 3:12.42.