Mexico's President Enrique Pena Nieto, right, and President Dilma Rousseff of Brazil share a toast during an official ceremony at the National Palace in Mexico City in May. Both leaders have helped to drive major increases in the number of students from Brazil and Mexico studying in the United States.
Mexico's President Enrique Pena Nieto, right, and President Dilma Rousseff of Brazil share a toast during an official ceremony at the National Palace in Mexico City in May. Both leaders have helped to drive major increases in the number of students from Brazil and Mexico studying in the United States. Marco Ugarte AP
Mexico's President Enrique Pena Nieto, right, and President Dilma Rousseff of Brazil share a toast during an official ceremony at the National Palace in Mexico City in May. Both leaders have helped to drive major increases in the number of students from Brazil and Mexico studying in the United States. Marco Ugarte AP