Iguala, Mexico is a place that's hostile to outsiders and heavily controlled by drug cartels. That makes it an extremely difficult — and dangerous — place to look for the 43 missing students who were allegedly abducted by the local police force.
The Knights Templar crime syndicate takes its name from the medieval Catholic crusaders. It is one of the dominant drug cartels in Mexico and one of the most brutal. Now, a Catholic bishop is publicly condemning the group.
Not long ago, violence related to Mexico's drug cartels devastated Ciudad Juárez, a city on the Texas-Mexico border. Now, violence is down and residents are trying to help the children left behind by it.