TONIGHT | A deadly mystery, a killer living a secret double life — and no one knew. Now, follow the clues and evidence on the hunt to catch a killer. “Her Last Note” the all-new 20/20 true crime special premieres tonight on ABC. Stream on Disney and Hulu. | ABC 20/20

NEW TRUE CRIME | A deadly mystery, a killer living a secret double life — and no one knew. Now, follow the clues and evidence on the hunt to catch a killer. “Her Last Note” the all-new 20/20 true crime special premieres Friday night, Jan 23 at 9/8c on ABC. Stream on Disney and Hulu. | ABC 20/20

4.9M views · 16K reactions | A powerful & wealthy Southern family dynasty – shattered. A true crime mystery – still unraveling. Now, follow the evidence, the clues & see exclusive interviews with the family at the center of it all. The new 20/20 true crime event special premieres Friday night at 9|8c on ABC. Stream next day on Hulu. | ABC 20/20 | Facebook

28K views · 391 reactions | A sneak peek of tomorrow's ABC 20/20: | ABC 20/20 | Facebook

4.1K views · 65 reactions | TONIGHT: One Night That Terrorized a Midwestern Town. Now, the stunning interviews and details from the victims who lived to tell. ‘The Deadly Ride’ – the 20/20 encore starts TONIGHT at 9/8c on ABC. | ABC 20/20 | Facebook

19K views · 81 reactions | TONIGHT: Matt Gutman reports new details...

106K views · 1.5K reactions | A Day in the Life of 25-year-old Owen Suskind who lives with autism. See more of Owen’s life today on #ABC2020 at 10/9c! | ABC 20/20 | Facebook