The Discovery Channel has a new series titled "Surviving the Cut" which is intended to highlight the training endured by US military elite units. From
http://dsc.discovery.com/tv/surviving-the-cut/
"With extraordinary, unprecedented access, Surviving the Cut takes viewers into the intense world of military elite forces training. From divers and snipers to para-rescue men and bomb specialists, the elite and how they earn a place in the coveted units are the focus in this compelling all new series."
The episode guide lists the following:
Army Ranger School, USAF Pararescue, USMC Recon, SF Diver, USN EOD, and the ever popular Marine Sniper.
EDIT:
This information has already been posted in the General Discussion Forum, under a post by the name Surviving the Cut.