CNN The Situation Room May 26, 2014 22:21:00
>> reporter: since retiring from the army in 1992, miller has struggled with addiction and homelessness. >> gotten everything from them that i needed to the point even with my addiction, my drug problem. >> reporter: today, he's working to turn his life around. he credits the va system for helping him get better. you an see the doctor when you need to? >> i see him every month. he has hundreds of patients. i can see him. if it's an emergency, yes, i can see either him or the psychiatrist on call. >> reporter: still some veterans say they have not had the same experience as miller. sources tell...