Athina Onassis (R) walks with her husband Alvaro Alfonso de Miranda Neto (also known as Doda) at the track during the "Prefeitura do Rio de Janeiro 1m45" contest at the Athina Onassis International Horse Show in Rio de Janeiro September 3, 2011. Athina Onassis is a competitive show jumper and the only surviving descendant of her grandfather Aristotle Onassis, the Greek shipping magnate. REUTERS/Ricardo Moraes (BRAZIL - Tags: SPORT HORSE RACING)