I didn't get to see much of the US-Uruguay Under-20 match because of the Mexico-Argentina match. From what I did see and read about the match, though, it seemed like the US struggled and took a step back after wins against Poland and Brazil. In the end, though, the young Americans battled back after allowing a late goal and leveled terms in the 87th and then Michael Bradley won it in extra time.
Here are commentator-less highlights.
And here are extended highlights complete with announcer.