This really all about the fight between Hammer and Elhaik. 

“We have shown that the University of Arizona study lacks any scientific merit,” Elhaik claimed.

But according to Hammer, “The paper by Elhaik and colleagues … does not present a convincing argument against our paper and unfortunately at times appears to display a lack of technical understanding of the subject area.”

• “Who was ‘Adam’? Genetic ‘man’-hunt catches eye of Vatican scientists“, by Jeremy Kaplan and Sasha Bogursky, at Fox News <foxnews.com>, published Jan, 30, 2014, retrieved Nov. 4, 2020.

Edited to fix broken link.