Listen to this week's episode of the Dateline: True Crime Weekly podcast with guest host, Blayne Alexander. A dentist already facing murder charges for allegedly poisoning his wife is back in court. This time he's accused of plotting to murder four other people from behind bars. In Honolulu, a man accused of murdering his wife's acupuncturist ex-lover takes the stand in his own defense. More from the courtroom ahead of the trials of Karen Read and Bryan Kohberger. Plus, Keith Morrison talks about the unusual clue that broke the case wide open in his latest podcast series, "Murder in the Moonlight".

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

Josh Mankiewicz and Craig Melvin sit down to talk about Craig’s episode, “Return to the Lake.” In 1994, the disappearance of two young brothers, Michael and Alex Smith, following an alleged carjacking in Union, South Carolina, was all anyone could talk about. The nation felt their mother’s despair as she told the harrowing story of a man who drove off with her two young boys after threatening her at gunpoint. Nine days after Michael and Alex disappeared, Susan Smith confessed to the unimaginable – she had killed her sons. Josh and Craig discuss Craig’s heartbreaking interview with David Smith about the deaths of his sons 30 years ago and his ex-wife’s recent bid for parole. Dateline Producer Carol Gable joins Josh to discuss the letters she and Susan Smith have exchanged for the past 20 years and to answer questions from social media.

Listen to the full episode of “Return to the Lake” on Apple: https://apple.co/3CM39jz

Listen to the full episode on Spotify: https://open.spotify.com/episode/13y8ZWq4lKB5kM9ZY7Crli

Exclusive new details in the case of Susan Smith, who murdered her two young boys in 1994. Craig Melvin speaks with David Smith about his ex-wife’s recent attempt to be released from prison.