Wonder what went wrong ?
http://www.asylum.com/2010/09/20/mike-newman-glider-pilot-crash/
http://www.youtube.com/watch?v=zxbulrrQVig
Looks like he decided to abort the flight(may be some technical problem) & decided to land down wind but overshot the landing area & tried to make tight 180 turn to reach the runway but stalled in the bargain.