NEW TRUE CRIME: Four teenage girls shot to death in a frozen yogurt shop. Now, a major break in the case. Watch the all-new 20/20 event special 'Yogurt Shop Murders’ premiering Friday night, Feb 27 at 9/8c on ABC. Stream on Disney and Hulu. | ABC 20/20

NEW True Crime: Why did a handsome doctor, pilot, husband – really kill his wife? The only thing more shocking may be how he tried to cover up the crime. John Quiñones reports on the murder of a prominent doctor’s wife. Watch the all-new 20/20 - Friday at 9/8c on ABC. Stream next day on Hulu. | ABC 20/20

NEW TRUE CRIME | A serial killer who knew his victims. A mother who would stop at nothing to find the killer. Now, a never-before-seen prison interview with the killer and the only surviving victim speaks out. The new 20/20 premieres Friday at 9/8c on ABC - and stream on Hulu. | ABC 20/20

ALL-NEW: ‘The Turpins - A New House of Horrors | A Diane Sawyer Special Event’ premieres tonight at 10/9c on ABC. Stream on Disney and Hulu. | ABC 20/20

Diane Sawyer returns to a story she’s been covering for years - one that shocked the world and never truly ended. In 2018, 13 Turpin children were rescued from an unimaginable house of horror- imprisoned and starved by their biological parents. Now, in a harrowing new chapter, three more Turpin siblings - Julissa, James, and Jolinda - are speaking for the first time about what happened to them in that house of horror, and how they say they were abused again when they entered the foster care syst