To the United States and the Soviet Union, Afghanistan was always a pawn in a much bigger game. First the Soviets bought them off and then the U.S. sent in arms. The Russians sent in troops and we sent in the CIA to train the Mujahedin to kill the Russians. But then came the Taliban and the pawns started moving on their own. We'll mine the guarded vaults and archives around the world to reveal the untold story of how the pieces turned on the players and the jihad came to Kabul and the streets of New York.