The United States is the only country not to have ratified the International Convention on the Rights of the Child and minors are tried as adults, from the age of 9 years. This investigation, carried out in two prisons, in Texas and Utah, shows their daily life. Journalists were able to meet young detainees, including a 16-year-old boy sentenced to spend four decades behind bars. The latter tells about his daily life in the cell and the means he uses to last until his release.