Spanish Harlem Orchestra's fourth album, and its first in four years, puts the focus back on the group itself after previous albums with spotlights for Paul Simon and Rubén Blades, among others. Fittingly, it celebrates the rich tradition of salsa music, as heard on the second track,"Mi Herencia Latina," written by vocalist Willie Torres, who name-checks a parade of influences. (Torres knows something about salsa tradition: he's been part of the chorus for some of the best salseros going back to the early '60s, including Palmieri brothers Eddie and Charlie, Ray Barretto, Tito Puente