National Registry of ExonerationsPosts Tagged “National Registry of Exonerations”1 post🇺🇸CaseJuly 29, 2026The Sean Ellis Case — Wrongful Conviction and Full ExonerationThe Sean Ellis case is a landmark wrongful-conviction case in which a 19-year-old Black man spent over 20 years in prison for the 1993 murder of Boston Police Detective John J. Mulligan before being fully exonerated.Sean EllisJohn Mulligan murderBoston+12