Supplemental Brief Amicus Curiae of Gun Owners of America, Inc., Gun Owners Foundation, Gun Owners of California, Inc., Heller Foundation, Tennessee Firearms Association, Virginia Citizens Supplemental Brief Amicus Curiae of Gun Owners of America, Inc., Gun Owners Foundation, Gun Owners of California, Inc., Heller Foundation, Tennessee Firearms Association, Virginia Citizens Defense League, Grass Roots North Carolina, Rights Watch International, America’s Future, and Conservative Legal Defense and Education Fund in Support of Plaintiff-Appellant on Rehearing en Banc