Watch the full-length episode at http://video.pbs.org/video/2365515976/?Utm_source=youtube&utm_medium=pbsofficial&utm_campaign=FIRP_covefullprogram (US Only) http://pbs.org/firstpeoples
FIRST PEOPLES premieres Wednesdays, June 24-July 1, 9:00-11:00 p.m. ET and July 8, 9:00-10:00 p.m. ET on PBS.
Learn why an underwater discovery in Mexico may rewrite the story of early migration to the Americas.
