WOD

3 Rounds for Time

10 Front Squats 135/95
15 GHD Sit-ups 
20 Double Unders 
400 Meter Run 

We couldn’t say it better ourself so we won’t try. Follow the link to a comprehensive article into the benefits if the GHD machine and the form and techniques to keep you safe while doing them. This article was written by Greg Glassman. 

http://journal.crossfit.com/2005/10/the-gluteham-developer-situp-g.tpl