Two years after Amber Spradlin was found stabbed to death in a dentist's living room, the murder trial of her alleged killer - the dentist's son - is put on hold. In 2017, after standing trial for a fourth time, Cal Harris was acquitted of the 2001 murder of his wife. Recently, a jury heard testimony in his lawsuit accusing investigators of a "malicious prosecution." And, NBC News' Vicky Nguyen warns about the red flags to look out for when renting an apartment.

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

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Thirty-one-year-old Allison Feldman was found dead in her Scottsdale, Arizona home in 2015. Ten years later, after a slew of delays over DNA, a man is finally on trial for her murder. In Illinois, a man and his parents were convicted of murdering his ex-wife in the ‘90s. He says new DNA evidence could exonerate the whole family. Plus, a new documentary looks for answers in the 2014 case of missing 8-year-old Relisha Rudd.

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

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Tennessee mom Angie Solomon previously made unfounded accusations of abuse against her ex-husband, Aaron Solomon. Now, she's in court for allegedly attempting to hire a hitman to murder him. Beloved American University professor Sue Ann Marcum was found dead in her home in 2010. Her accused murderer is finally on trial after years on the FBI's Most Wanted list. Updates on Sean "Diddy" Combs, an ex-cop's murder trial, and the Louvre heist. Plus, a new documentary about female serial killer Aileen Wuornos.

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

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In Georgia, a breakthrough in a 19-year-old amusement park murder. In Philadelphia, the murder of aspiring pageant queen Kada Scott leads to questions for police and prosecutors. Plus, a police precinct in Canada using documentaries to solve cold cases -- including a baby's mysterious death.

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

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Dennis Murphy drops by to talk about the latest in the case of Mark Sievers, sentenced to death for murdering his doctor wife. He is trying to convince a judge to give him a new trial. A pre-trial hearing for the model and social media influencer who says she fatally stabbed her boyfriend in self-defense. Plus, you've heard of serial killer John Wayne Gacy — but what do you know about his victims? A new drama series from Peacock takes a closer look.

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

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In Texas, a verdict in the trial of the woman prosecutors say poisoned her fifth husband. In Manhattan, Sean Combs is sentenced to more than four years in prison by a federal judge. Updates in the Karina Cooper, Ghislane Maxwell, and Brian Walshe cases. Plus, Lester Holt joins us to talk about the case of Robert Roberson, a Texas man scheduled to die by lethal injection on October 16th. But a growing chorus of voices is urging the state to take another look.

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

Listen to The Last Appeal: www.nbcnews.com/thelastappeal

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Opening arguments in the trial of Sarah Hartsfield, the Texas woman accused of murdering her fifth husband. A mistrial in Mississippi for a man whose daughter and wife took plea deals. Updates in the cases of Donna Adelson, Nicholas Rossi, and Sean Combs. And spam texts and phone calls cost us more than one billion dollars every year — what you need to know.

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

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In Texas, a woman accused of poisoning her fifth husband is gearing up for trial next week. A California hookah lounge owner was found guilty of murdering his girlfriend over a decade ago, but the conviction was overturned. Now, he's getting a new trial. Updates in the Karen Read and Rex Heuermann cases. Plus, the Dateline correspondents are hitting the stage live in Nashville this weekend, and we've got a preview.

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

To learn more about Dateline LIVE in Nashville on Sept. 28, and to get tickets, go here: https://www.nbcnews.com/dateline-event

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