Douglas Berman e Harlan Protass, Obama Can Fix the Race Gap in Sentencing Law, in Slate, 29 luglio 2013. URL consultato il 6 luglio 2015.
«...from 1988 to 1995 not a single white person was charged with crack-related crimes in 17 states, including major cities such as Boston, Denver, Chicago, Miami, Dallas, and Los Angeles.»