MIAMI — Cavan Sullivan, the 15-year-old Major League Soccer prodigy, wants to play for the United States in World Cup 2026. He knows it might sound like “a pipe dream.” You can’t blame the ...

Cavan Sullivan is one of the biggest ... but it could get a cut of every future deal he signs, making players like Sullivan valuable beyond what he can contribute while wearing a Union kit.

Cavan Sullivan debuted with the Philadelphia Union at 14 years and 293 days, becoming the youngest debutant in a major U.S. league. Cavan Sullivan, who plays as a midfielder, entered the field in ...