The rib with an arrow stuck in the program La Linterna of COPE
The COPE program La Linterna has spoken with Dr. Carlos Tornero, professor of prehistory at the Autonomous University of Barcelona and researcher at IPHES-CERCA about the arrow embedded in a human rib from more than 4,000 years ago at Roc de les Orenetes.
You can listen to it here from minute 19.