Blind mules are a huge problem in Mexico, where they are unwittingly used to courier drugs over the border. Most end up in prison and have to prove their innoce

Blind mules are a huge problem in Mexico, where they are unwittingly used to courier drugs over the border. Most end up in prison and have to prove their innocence via public campaigns. http://edition.cnn.com/2012/01/23/world/americas/mexico-blind-drug-mules http://edition.cnn.com/2012/01/23/world/americas/mexico-blin...