. >> though phillip stroud will never live life beyond the fences of the wabash valley correctional facilitye has found other means of liberation. ♪ >> music to me is more important than food or water or than anything. it makes me free. it just makes me free, you know. ♪ >> stroud leads the prison choir. they perform during sunday church services and at special events and his cell mate curtis mcgrown has been a source of help and inspiration. >> you have your choice and you should have made a change. there is nowhere to left to hide. i cutting suggest you stay away from here and followed to go. i know it is hard out on them streets but prison life is harder. >> that is one of the best ones i have heard him sing right there. >> he raps a lot and sings a lot. he will be waking me up at 3:00 to write a rap for church or a letter. i am a mentor toward him. >> what position am i playing in the choir? >> doo-doo-doo-doo. >> i can't doo-doo-doo. >> i just stereo typed you based on your stomach. >> that's all right. be gone. >> ♪ amazing grace how sweet the sound that saved a wretch likes knows know