Mother of Dexter Wade alleges ‘cover-up’ after son struck and killed by police car, buried for months without notice Thursday, November 16 by ABC News(NEW YORK) -- Bettersten Wade Robinson searched for her son, Dexter Wade, for more than five months before she learned that he was killed on March 5 and buried in a potter's field after he was struck by an off-duty Jackson, Mississippi police officer in... Read More.