Archaeologists uncover 13,000-year-old bones of ancient, extinct species of bison at Old Vero Man site

In what is considered one of the oldest and most important archaeological digs in North America, scientists have uncovered what they believe are the bones of a 13,000- to 14,000-year-old ancient, extinct species of bison at the Old Vero Man Site in Vero Beach, Fla.