our border, are we doing enough to help mexico? how did mexico get so wildly out of control that it seems that -- they've called in their military. >> their military has become their only effective instrument. there's so much corruption, unfortunately, among their border patrol and police and others. the mexican government is doing everything that it can, called rosen is a good man the president -- kalderon is a good manhattan president of mexico. we are spending a billion dollars had in helping them with technology and others this is an existential threat for the existence of the mexican government. there are areas where the drug cartels have taken over at least temporarily. we need help them in that fight. if they lose you can imagine the consequences to the united states of america. by the wearing the drug business, i understand as some estimates is 65 billion dollars a year. >> greta: president obama,