 Bruna Alexandre's home state of Santa Catarina is one of the strongest for table tennis in the country. Teenage athletes practice at this municipal gym in the state capital, Florinopolis. Their coach, Mikael de Souza, is one of the top under-21 players in the country. He tells me this is not ping pong. This is table tennis. It's not just a game, he says. It's really a sport. It's a profession.