They were trained for a high-stakes underwater rescue. Instead, these villagers walked out of a cave to freedom

After a long and complex operation inside a flooded cave in a remote area of central Laos, on Saturday, the men at the center of the mission did something few expected: they walked out.

​ After a long and complex operation inside a flooded cave in a remote area of central Laos, on Saturday, the men at the center of the mission did something few expected: they walked out. Read More Breaking News, Latest News and Videos | CNN