PHILADELPHIA — Jose Alvarado returned to the Phillies clubhouse Tuesday, 81 games after being suspended by Major League Baseball for a positive test for performance-enhancing drugs. He did so with the same smile and buoyant personality as he departed back in May.

Cal Raleigh. Jhoan Duran. These are the matchups that make baseball such compelling theater. It’s something that no other major sport can compare to due to the nature of their having so few one-on-one matchups during their games. Maybe an NHL shootout is close, but it doesn’t have the same flair as a one-on-one matchup like this in baseball.

El venezolano José Alvarado, lanzador zurdo de los Filis de Filadelfia, regresó de su asignación de rehabilitación con la sucursal de la Triple A en