A shift in the wind direction has caused the start of the Finn race to be delayed.
The orange flag has just gone up indicating a start just after 13:30.
With less than a minute of the starting sequence remaining, the wind dies and the AP goes up to indicate another postponement.
At 14:00 the wind is still extremely light and shifty on course area A and the Finn Medal race is currently postponed. Racing is underway on all of the other course areas.
Medal Race underway - after a one hour and 30 minute postponement the Finn Medal Race is underway.
Medal Race abandoned - with most of the fleet around the second mark and Ben AINSLIE looking certain to win gold, the Medal Race is abandoned as the wind, already very light, dies on course area A.
At 15:40 local times the Finn are still on the water, with their Medal Race still postponed.
Medal Races postponed - The wind failed to co-operate on course area A today and the Finns are now returning to the marina. The Finn and Yngling Medal Races will be rescheduled for tomorrow along with the 49er Medal Race.
When racing gets underway you can follow live mark-by-mark roundings and results from the Medal Races (as well as all the other races) in our Results Centre, just click on 'Events & Results' on the top menu or click here.
Live races appear in red. Click on the race number to get mark-by-mark roundings, weather data and estimated overall positions.
In the Finn fleet, Ben AINSLIE holds a 12-point cushion over the USA's Zach RAILEY assuring him of a silver medal at worse.
In the Yngling fleet, Athens gold medallists Sarah AYTON and Sarah WEBB and new crew Pippa WILSON are just a single point ahead of Mandy MULDER, Annemieke BES and Merel WITTEVEEN of the Netherlands.