Motive for Murder

NBC News

Two murders, months apart, in Houston. The young victims knew each other, but did they also know their elusive killer? Dateline’s Josh Mankiewicz takes you inside one of the most twisted and confounding cases he’s ever covered. From the team who brought you the #1 podcast The Thing About Pam comes the chilling story of the race to find a killer by unmasking the motive. Listen to all episodes of Motive for Murder now completely free, or subscriber to Dateline Premium to listen ad-free: DatelinePremium.com

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Motive for Murder

Episodes (7)

Mar 10th Dateline Presents: Trace of Suspicion
Mar 3rd Introducing: Trace of Suspicion
Dec 2, 2025 Dateline Presents: Something About Cari

Motive for Murder

Mar 10, 2026
4¼ minutes
4 MB

Hey Dateline fans! As a bonus, we’re giving you a special preview clip of our new podcast series, Trace of Suspicion. After seemingly healthy 23-year-old Marine Todd Sommer dies unexpectedly, his widow Cindy’s lavish spending, cosmetic surgery, and wild partying raise investigators’ suspicions. They accuse her of poisoning him with arsenic for his life insurance, setting off a criminal case that takes a stunning turn... Josh Mankiewicz sits down with the woman at the center of it all in Dateline’s newest podcast. If you like what you hear, just search Trace of Suspicion...

Motive for Murder

Dateline Presents: Trace of Suspicion

NBC News

00:00 -04:17