Topic: Jody Williams
Some 41,000 land mines left over from a 1995 skirmish still litter the Peru-Ecuador border. The two nations' cooperative efforts to remove them is setting a global standard.
It would signal to the rest of Latin America that the U.S. is serious about democracy.
Five extraordinary social entrepreneurs talk about their defining moments - when the urge to change the world gathered such force they couldn't ignore it.