ID to air all three Aileen Wuornos parts back-to-back on Sept. 30

Investigation Discovery will air all three parts of Unmasking a Monster: Aileen Wuornos back-to-back on Sept. 30 from 8-11 p.m. ET/PT, ID confirmed. The three-part docuseries centres on serial killer Aileen Wuornos, according to The Hollywood Reporter.