Son of Brazilian basketball star is Brazilian Olympics hopeful in dressage . Joao Victor Marcari Oliva , 18 , the next generation of Brazilian athletes . `` Many people said many things about the World Cup -- even Brazilians were saying bad things about it -- but in the end , it was a big success . ` Eventing superstar Mark Cavendish is coaching the team for home Rio Games . Showjumpers lead the way for next Olympic host thanks to ` ` hero '' Rodrigo Santos .
Son of Brazilian basketball star is Brazilian Olympics hopeful in dressage . Joao Victor Marcari Oliva , 18 , the next generation of Brazilian athletes . Eventing superstar Mark Cavendish is coaching the team for home Rio Games . Showjumpers lead the way for next Olympic host thanks to ` ` hero '' Rodrigo Santos .