Tales from the Vault: Birth of the Knocks
Dallas Cowboys, Hard Knocks, Jacksonville Jaguars, Kansas City Chiefs, Miami Dolphins, New York Jets, Steve Seidman, Tales from the Vault, Tampa Bay Buccaneers

Tales from the Vault: Birth of the Knocks

With the seventh season of HARD KNOCKS premiering tonight, The Vault Keeper undertakes an expedition into the darker recesses of the NFL Films vault in search of the possible origins of the popular HBO training MORE ►