What really happened to the last Neanderthals?

What happened to the last Neanderthals? When did they go extinct? How long did we live alongside them? Those are the questions we're trying to answer today based on some interesting new research that just came out. Iberia may just be the most interesting place to study neanderthals! Sources: https://docs.google.com/document/d/1df7nuanp6HL762xsBiRTMv79oqPBL1qS6BeMckxdVvI/edit?usp=sharing