what worries officials even more the man on camera was trained in the united states as a special counterterror commander before defecting to isis. cnn s brian todd has been tracking the story for us. what are you learning? wolf this man s name is former colonel for the counterterror police of tajikistan. he was trusted enough to be allowed inside the united states at least five times for extensive counterterror training and he was on american soil as recently as last year. donned in isis black he confidently carries a long sniper rifle, a bandoleer of ammunition and picks off a tomato to show his skill. this is an isis video, and cnn has just learned this man trained on american soil. the fighter says he s gumerad holamof, a key u.s. ally