A cold case featuring a mother who vanished without a trace heats up a decade later when her sister launches a social media campaign to solve her mysterious disappearance. An all-new episode of Cold Case Files starts TONIGHT at 9/8c on A&E. | Cold Case Files

423K views · 5.6K reactions | Thirty-two years pass before a witness reveals a much darker motive that breaks the case wide open and leads to Susan's killer. | Cold Case Files | Facebook

7.5K views · 26 reactions | SNEAK PEEK: “She was such a good person, why wouldn’t they just let her go?” Catch an all-new episode of Cold Case Files TONIGHT at 9/8c, followed by another new episode at 10/9c on A&E. | Cold Case Files | Facebook