Inside the making of Netflix's Aaron Hernandez doc series, from new revelations to jailhouse tapes

· The director of Netflix's "Killer Inside: The Mind of Aaron Hernandez," Geno McDermott, spoke to Business Insider about the making of the documentary series and the process of getting interviews and footage.
· McDermott talked about being unsure if Hernandez was behind the gun for all the murders he was charged with.
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