
CNN's Brian Todd reports on how the U.S. and Mexico are waging the drug war, and the overall toll of the crisis.
Mexican President-elect Enrique Peña Nieto talks to Wolf Blitzer about the biggest problem in U.S.-Mexican relations. Peña Nieto, who will be inaugurated in four days, is meeting with President Obama today in Washington. The in-depth interview, which also includes discussion of Mexico's drug cartels, airs at 5pm ET on CNN.

