The 13th Amendment to The United States Constitution abolished slavery and involuntary servitude. It created a protected right for citizens to be free from bondage. But, a loophole allows suppression of this right for criminals who are being punished following a conviction. This 14-word phrase charted a path for the American prison-industrial complex. 13th, a documentary by filmmaker Ava DuVernay, explores the history of institutional racism through the lens of the 13th Amendment.