I think there is a mixed picture. Certainly sufficient evidence to show individuals with significant injuries living to older age. Across all the primates and apes. However, not sufficiently specialist to debate the point with fine detail.
When we were simple hunter gatherers, these people weeded themselves out as they are doing now. Hunter gatherers also had "socialist" lifestyles. Working together, looking after each other, the injured, the weak and the old. Quite remarkable
They failed to mention "Big Fooda" who infiltrate all media, control government and train doctors and scientists into convincing us to routinely put food in out mouths!
It seems like an invasion but how about an indi cation of child offences