Gymnast Simone Biles chases her first Paris Olympic gold

Simone Biles is tipped to win her first Olympic gymnastics gold since 2016 on Tuesday, while Paris organisers postponed the men's triathlon by a day over pollution in the Seine just hours before it was due to start.

Gymnast Simone Biles chases her first Paris Olympic gold
Simone Biles is tipped to win her first Olympic gymnastics gold since 2016 on Tuesday, while Paris organisers postponed the men's triathlon by a day over pollution in the Seine just hours before it was due to start.