Can the U.N. Keep the Peace?
Video duration: 26:46
A record 115,000 U.N. peacekeepers are now deployed in 20 countries, and their mission is more vital than ever. But critics and insiders alike are openly worried that the current peacekeeping model is overstretched -- and at risk of failure. NOW travels to the Democratic Republic of the Congo to witness today's largest and most expensive peacekeeping operation.