MUSCATATUCK URBAN TRAINING CENTER, Ind. " Mike "Caveman" Spina has worked as a civilian role player for various military exercises throughout the country. He has portrayed an Iraqi or Afghan village elder during exercises designed to prepare military personal deploying to Iraq or Afghanistan. During Vibrant Response 13, he served as a team leader for the civilian role players in the exercise. Spina has worked as a role player for military exercises around the United States for the past six years. Vibrant Response 13 is a major incident exercise conducted by U.S. Northern Command and led by U.S. Army North.