Sullivan played well in the Union's U.S. Open Cup escape from Indy Eleven. He's still far from a finished product, though, ...

Cavan Sullivan notched another milestone in his burgeoning career on Wednesday, as the 15-year-old started in the Open Cup ...

The teen phenom's seventh appearance for the first team, and fourth of the year, is his first start at the top level.

U.S. men's national team prodigy Cavan Sullivan, 15, earned his first senior start with the Philadelphia Union senior team ...

MLS season is a nearly a third complete, so what better time than now to break down the top teams after two and a half months ...