Marathon Man. 6 days. 254km. 1 rest day...show some support

Close friend and client of OWB, Austin Jarrett, Founder and Director of SSC Laser has been a runner now for 10 years and decided in 2014 he needed a serious challenge....so he's doing the Marathon Des Sables in 58 days:-
There is only one rest day.
The distance is about 254 km.
The longest stage is about 91 km.
Give generously for some wonderful charities SUPPORT AUSTIN