Terry Schappert is a United States Army National Guard Special Forces veteran and martial artist who is a periodic commentator on FOX News , who hosted the 2009 show '' Warriors '' on the History Channel . He left active duty before 9/11 , but continues to serve in the Army National Guard . He has deployed three times since as a Guardsman . He has also had minor acting roles . He hosted a special during the Discovery Channel 's Shark Week where he demonstrated ways in which to survive a shark attack . He also makes occasional guest appearances on '' The Greg Gutfeld Show '' and previously made appearances on '' Red Eye w / Greg Gutfeld '' . He appeared on the cast of '' Dude , You 're Screwed '' on the Discovery Channel
9/11
September 11 attacks
Terry Schappert