As the Extreme Sailing Series cats get to race up the Bosphorus

Oman Air and GAC Pindar on a charge at the Extreme Sailing Series Istanbul

Dramatic opening day at the Extreme Sailing Series Istanbul

The Wave, Muscat becomes the Extreme Sailing Series first two time winner...on countback

Heavyweight bout between The Wave, Muscat and Alinghi starts at 1730 UTC

As Alinghi is just three points shy of The Wave, Muscat going into the final day of the Extreme Sailing Series Florianopolis

1800-1900 UTC: Further big winds forecast for the penultimate day of racing

Extreme 40s on the edge in Florianopolis

The Wave, Muscat takes an early lead at the Extreme Sailing Series in Florianopolis, Brazil

As record crowds descend on the final day of the Extreme Sailing Series Cardiff

Going into the final day of the Extreme Sailing Series Cardiff

SAP has a top day at the Extreme Sailing Series in Cardiff

Breeze up today as racing starts at 1300 UTC

The Extreme Sailing Series gets underway in Cardiff with big breeze forecast for tomorrow

Leigh McMillan's team now neck and neck with Alinghi on Extreme Sailing Series leaderboard

Extreme Sailing Series continues in Porto

As Red Bull is damaged in a collision at the Extreme Sailing Series Porto

Live broadcast to take place over 16-1700 UTC

As the Extreme Sailing Series sets sail in Porto

Dramatic finale for the Extreme Sailing Series Qingdao

Leigh McMillan's team into the lead as fog descends at the Extreme Sailing Series Qingdao

But Alinghi still leads as the Extreme Sailing Series Qingdao goes into stadium mode

Batting opens at the Extreme Sailing Series Qingdao

Mitch Booth to lead China Team crew as Chinese sailing stars line up

Fickle winds allow only one race to be held on final day of Extreme Sailing Series Singapore

But Alinghi still leads going into the final day of the Extreme Sailing Series Singapore

Racing gets underway at 0900 UTC

After a further day of tricky conditions at the Extreme Sailing Series Singapore