Ancient Footprints Push Back Date of Human Arrival in the Americas

https://freerepublic.com/focus/f-chat/3997572/posts 

https://www.nbcnews.com/science/science-news/fossil-footprints-show-humans-north-america-21000-years-ago-rcna2169

https://www.krqe.com/news/national/oldest-known-human-footprints-in-north-america-discovered-at-white-sands-national-park/