Marcello lives in the favela of Rocinha. Patrick lives in the swanky district of São Conrado beside it.<br /><br />From opposite ends of Rio de Janeiro's social spectrum, the two make improbable friends, but a love of surfing at their local beach has brought them together.<br /><br />This video is part of Crossing Divides, a BBC season bringing people together in a fragmented world.<br />
