NOVA: First Face of America

During risky expeditions in an underwater cave in Mexico, scientists unearth the skeleton of a 13,000-year-old prehistoric teenager to gain insight into the earliest known humans in America. During risky expeditions in an underwater cave in Mexico, scientists unearth the skeleton of a 13,000-year-old prehistoric teenager to gain insight into the earliest known humans in America. During risky expeditions in an underwater cave in Mexico, scientists unearth the skeleton of a 13,000-year-old prehistoric teenager to gain insight into the earliest known humans in America. During risky expeditions in an underwater cave in Mexico, scientists unearth the skeleton of a 13,000-year-old prehistoric teenager to gain insight into the earliest known humans in America.