World Cup for Beginners - Elimination Round

Due to the overwhelming response from my previous World Cup post (please note sarcasm), I thought I'd post a follow-up. Now that the group round is over, the top two teams in each group advance to a single elimination round. Team 1 from Group A plays team 2 from Group B, team 2 from Group A plays team 1 from Group B and so on. Below is a graph for the elimination round.

GO USA! (and Argentina, my sentimental favorite who is playing amazingly right now).

And just in case you're curious, here are the results from the group round.