I'LL BE GONE IN THE DARK
HBO, 10:00 p.m. ET
DOCUMENTARY MINISERIES FINALE: Last week’s installment of this HBO documentary series showed how, after the unexpected death of Michelle McNamara, her husband Patton Oswalt, and her friends and colleagues, kept both her book and her criminal investigations alive. Tonight, we witness what McNamara herself did not live to see: authorities using DNA evidence to identify and arrest, after so many decades, the Golden State Killer, who had assaulted and killed so many victims while evading capture.