One to watch: Rosalía

The Spanish singer’s heady fusion of flamenco, pop and R&B is heating up nicelyIf you’d predicted that flamenco would be the most exciting thing to happen to pop music in 2018, you might have been told to gather up your ruffles and scram. But Catalan-born singer Rosalía, 24, makes even the castanets seem cool. She’s the Lorde of Latino pop, hitting the sweet spot between the folk traditions of palmas (handclapping) and pitos (finger snapping) and modern R&B produ