The boat , which is the world 's fastest yacht over one nautical mile , has been trying to claim the world outright speed sailing record , which would require an average speed of 60 miles per hour ( about 52 knots or 96 kilometers per hour ) over 500 meters . French speed sailing trimaran was capsized on rocks off France . The nine people on board received minor injuries but all suffered serious harm . The boat may be out of service for several months due to damage the crew sustained .
French speed sailing trimaran was capsized on rocks off France . The nine people on board received minor injuries but all suffered serious harm . The boat may be out of service for several months due to damage the crew sustained .