Mark Allison is running across Australia to raise money for charity. He is tweeting all the way, with more than 11,000 supporters following his progress.
Half marathon done and rewarding myself by reading tweets as I run. #rgrdownunder
The surface is all tiny stones. Really tough afternoon this one. Need to invent a new game for the last 11 miles. #rgrdownunder
Just got off the Great East Highway in time before it got dark. Now on a minor road surrounded by thick bush land. #rgrdownunder