Mexico has a serious drug problem these days. So serious that over 5,000 people have died this year due to drug-related violence. More than 5,000 dead. And that number keeps growing every day. How do you begin to understand that so many people are dying in Mexico? More than 5,000 casualties because of "narcotrafficking." That’s more than all of the American troops that have died fighting an actual war in Iraq. It is hard to keep a tally, but Mexico´s El Universal newspaper does a good job of keeping score. Mexican drug cartels, dominated by the Gulf and Sinaloa cartels,...