Mexico 'calm' going into critical match vs. Ecuador

(Photo credit: Maria Lysaker-USA TODAY Sports)
A spot in the Copa America quarterfinals will be on the line when Mexico faces Ecuador in both sides' Group B finale on Sunday night in Glendale, Ariz.

Ecuador (1-0-1, 3 points) needs only a draw because of its superior goal differential, while Mexico (1-0-1, 3 points) needs a victory to seal progress to the second round.

Both teams were favorites to progress from the group