Defend Yourself from a Vicious Attack - Violent Attack Caught on CCTV

FightFast instructor Derek A. Smith is one of those rare individuals who served in all three branches of the U.S. military - including U.S. Air Force, Army and Navy.
Derek was also a special agent who has seen combat - working with the Defense Intelligence Agency (DIA) and honing his skills in interrogation, lie detection, surveillance, and dangerous undercover operations.