Sixteen titles in five years - why Spain are a dominant force

Spanish soccer has reached a level of its own. Spain’s World Cup victory on Sunday added to the nation’s long list of recent triumphs across men’s, women’s and youth competitions, highlighting the dominance of a system that has stuck to a tactical identity and the development of…

We look at what's behind Spain's dominance after they become the first nation to be men's and women's World Cup champions at the same time.