TONIGHT: A mother fights to free the man accused of her daughter’s murder. Find out why in the two-hour special Who Killed Angie Dodge? Keith Morrison Investigates tonight at 8/7c on Investigation Discovery. | Investigation Discovery

Punkie and Kelly appear to be completely inseparable, until an evil conspiracy tears the family apart. We'll be watching this all-new episode of American Monster tonight at 9/8c, will you? | Investigation Discovery

John Walsh is back on ID, and he needs your help more than ever. All new season of In Pursuit with John Walsh, Wednesday at 10/9c. | Investigation Discovery

It’s been more than a decade, but the hunt for Madeleine McCann continues. Madeleine McCann: An ID Murder Mystery is now streaming on the ID GO App. | Investigation Discovery

It’s been more than a decade, but the hunt for Madeleine McCann continues. Madeleine McCann: An ID Murder Mystery is now streaming FREE on the ID GO App. | Investigation Discovery

Tonight… Don’t Miss the Two Night Special Event of #AaronHernandez starting TONIGHT 9/8c, only on ID. | Investigation Discovery