FCI-Englewood, in Littleton, Colo. (AP Photo/Ed Andrieski)

FCI-Englewood, in Littleton, Colo. (AP Photo/Ed Andrieski)

Scott Kimball is transferred from the Alaska prison system to FCI-Englewood, a federal penitentiary in Littleton, Colo.

He had told federal authorities that seven Alaska inmates wanted to kill him for cooperating with the government.