in custody in the maximum security prison at fort leavenworth, kansas. we re learning things more about sergeant bales, his family and career. john yang is there with the very latest. good day, what it is the latest? reporter: hello, alex, bales is making his first day on u.s. soil since he was deployed in afghanistan in december, but he is not back in his own house in washington state. he is in fort leavenworth in solitary confinement. staff sergeant robert bales seen here training at a military facility in california is housed in a pre-trial detention facility. he s awaiting formal charges in connection with the shooting rampage that left 16 afghan civilians dead including women and children. he s the married father of two young children of his own who have all been moved on to a military base in washington state for their own protection. they re suffering a lot. they re confused a lot. more than anything, everybody is very concerned. they re scratching their heads more