These are the oldest stone tools ever found in the United States
arstechnica.com
arstechnica.com
This is not true. A decade ago, it is true that the "clovis clique" was in full bloom, stomping all over the research and sometimes whole careers of anybody who cast doubt on the "clovis first" narrative.
[1] https://phys.org/news/2019-03-geologic-evidence-theory-major...
Fixed that for ya (based on the title of your link). Given that the article in question here suggests people were in Oregon ~18,000 years ago, that's about a ~5200 year gap for what was found here to have been buried enough to, one would imagine, withstand what occurred in your link.