Belgium Carries Out First 'Mercy Killing' of 17-Y-O by Physician-Assisted SuicideBy Brandon Showalter, Opinion writer and social commentator CommentMarieke Vervoort of Belgium celebrates winning the bronze medal in the event in the 2016 Rio Paralympics women's 100m T52 final at Olympic Stadium in Rio de Janeiro, Brazil, September 17, 2016. | ((Photo: Reuters/Jason Cairnduff)Follow Brandon Showalter on Facebook: BrandonMarkShowalter