Florida death row inmate Freddie Lee Hall challenged the state's use of an IQ cutoff to determine mental disability. The Supreme Court sided with him on Tuesday, saying Florida's law doesn't take standard errors of measurement into account. Florida Department of Corrections/AP hide caption

itoggle caption Florida Department of Corrections/AP

Former Supreme Court Associate Justice John Paul Stevens likens making pot illegal to Prohibition. In his new book, Six Amendments, he proposes constitutional changes including a curb on an individual's right to bear arms. Chip Somodevilla/Getty Images hide caption

itoggle caption Chip Somodevilla/Getty Images

People wait in line for the beginning of the 2013-2014 Supreme Court term in Washington on Oct. 7. The court heard the first major case on campaign contribution limits since 2010's landmark Citizens United. Evan Vucci/AP hide caption

itoggle caption Evan Vucci/AP