. >> until now ralph johnson has never talked on national tv about what he witnessed as a supervising corrections officer at the baltimore city jail. >> i had people from the neighborhood that become correctional officers, and you have inmates who become correctional officers. >> an institution recently overrun with sex, drugs, and corruption. >> what happens? >> it really blossomed out of control in 2004 when the state started hiring 18-year-olds. that is crazy how can you put an 18-year-old who doesn't have any experience in life and you put them on the section of 120 seasoned inmates and expect in a nothing is going to happen to that child. >> hiring male and female officers as young as 18 was to take applicants willing to take low-paying jobs. but critics say that it backfired. that the younger cos were inexperienced, untrained, and vulnerable. >> the veteran inmates, they were licking their chops. they were seeing this innocent 18-year-old, and they would eat them alive. they would manipulate them, have sex with them, bringing things in. and then it became a money-making operatio