Here are some blogs from last years runners!
http://whereswaldon.com/running/2013/10/18/2013-tesla-hertz-50k-run/
http://runningoffthebeatenpath.wordpress.com/2013/10/20/tesla-hertz-run/
http://zhurnaly.com/cgi-bin/wiki/2013-10-12_-_Tesla-Hertz_Run_-_100_Miler_DNF
http://www.phannierambles.com/2013/10/thz.html
http://tesla50mile.blogspot.com