
20/20
02/17/23: A mother and daughter are murdered the killer sends taunts.

02/17/23: A mother and daughter are murdered the killer sends taunts.

09/20/2019: Detectives use DNA evidence to solve a nearly 30-year-old cold case.

02/03/23: A case of self-defense or murder when a father ends up dead.

06/05/2020: Interviews with daughters of Karl Karlsen.

05/12/23: A serial killer's family member reveals shocking secrets he kept.

01/10/2020: Pamela Smart talks about the possibility for a new chance at freedom.

11/11/22: A bible holds the clues in the case of a murdered farmer.

06/14/2019: When a woman is found unresponsive in her bathtub.

10/26/2018: 20/20 updates its 2015 story on Daron Wint.

11/30/2018: A woman convicted of killing her husband claims she blacked out during the murder.

03/18/2018: 20/20 updates its 2017 investigation into a double murder-for-hire plot.

09/22/2017: 20/20 investigates a double murder-for-hire plot.

05/08/2020: Marni Yang talks about her petition for a new trial.

03/12/2021: Crime novelist Scott Turow talks about the 1996 murder of Angie Dodge.

09/23/22: A man is imprisoned for his wife's murder, but may not be the killer.

05/17/2019: A man convicted of murder has his conviction overturned by an appeals court.

04/06/2018: A mother opens up about her fight to prove her son is innocent.

02/09/2018: A man convicted of murder claims new DNA analysis exonerates him.

11/24/2017: The investigation into the 2002 murder of Christa Worthington.

03/17/23: A love triangle, murder, arson -- and an exclusive interview.