Dramatic closings in the tech exec trial. Debate over DNA analysis in a quadruple homicide. And Dennis Murphy on Amanda Knox.

[NBC News]

Listen to this week's episode of the Dateline: True Crime Weekly podcast with Andrea Canning. A jury in San Francisco begins deliberations in the trial of the accused killer of the Cash App co-founder. And in suburban New Jersey, science takes center stage in the courtroom ahead of the trial of a man accused of killing his own brother and his brother's family. Plus, 15 years after the trial of Amanda Knox, Dennis Murphy reflects on the case.

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

To get new episodes every Thursday, follow here: https://link.chtbl.com/dtcw_fdlw

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