A study of several fluted spear points from Alaska and western Canada prove that the Ice Age peopling of the Americas was much more complex than previously believed. The findings could change how we view the traveling patterns and routes of early humans from 14,000 to 12,000 years ago.

See the source article by following the link below:
A study of several fluted spear points from Alaska and western Canada prove that the Ice Age peopling of the Americas was much more complex than previously believed. The findings could change how we view the traveling patterns and routes of early humans from 14,000 to 12,000 years ago.