FYI - Accident in New Zealand that sounds similar to the one that happened in WA. Sounds like the kiter came of worse unfortunately.
www.stuff.co.nz/national/9759034/Kitesurfer-smashes-legs-in-collision
I was referring to this one: www.seabreeze.com.au/forums/Kitesurfing/General/Accident-yesterday-Quinns-Rocks/?page=1
Where there was also a collision with a live saving vessel