An accused killer pleads guilty, but not to murder. The next chapter in the Dulos case. Plus, a NXIVM story.

Brian Walshe, the Massachusetts art swindler accused of murdering his wife, pleads guilty to some -- but not all -- of the charges he faces ahead of trial. Michelle Troconis, the woman convicted of conspiring with her boyfriend to kill his estranged wife, Connecticut mother-of-five Jennifer Farber Dulos, has filed a thousand-page appeal. News on the murder of "Last Chance U" football coach John Beam and Karen Read's new lawsuit. Plus, Smallville actress and former NVIUM cult member, Allison Mack, shares her story on a new podcast.

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

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