A participant of Hard Corps Beast, a High Intensity Tactical Training Center class, builds his core with a medicine ball during a tough group class at the H.I.T.T. Center aboard Camp Lejeune, Aug. 6. Find us on Google + (http://gplus.to/camp.lejeune)Follow us on Twitter (http://twitter.com/camp_lejeune)Like us on Facebook (http://www.facebook.com/camp.lejeune) - A participant of Hard Corps Beast, a High Intensity Tactical Training Center class, builds his core with a medicine ball during a tough group class at the H.I.T.T. Center aboard Camp Lejeune, Aug. 6. Find us on Google + (http://gplus.to/camp.lejeune) Follow us on Twitter (http://twitter.com/camp_lejeune) Like us on Facebook (http://www.facebook.com/camp.lejeune)