Will the US-Mexico war on drugs ever end?

The Caravan for Peace ends its journey across the US to raise awareness for victims of Mexico's war on drugs. Among other things, the campaigners are advocating alternatives to drug prohibition and to halt import of weapons across the US border. But how much of a difference can this make to the devastated communities on both sides of the border? Guests: Roberto Lovato, Laura Carlsen, Sanho Tree.