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Fifteen-year-old Martha Moxley was murdered on the night of October 30, 1975, in Greenwich, Connecticut. Nearly 50 years later, journalist Andrew Goldman revisits the case from the ground up in the podcast Dead Certain, bringing new investigative material and archive audio spanning five decades.

Rex Heuermann, a Manhattan architectural consultant, pleaded guilty on April 8, 2026, to seven murders and admitted to an eighth killing in connection with the Gilgo Beach serial murders that claimed multiple victims over nearly two decades.

Rex Heuermann, 62, pleaded guilty on April 8, 2026, to seven counts of murder in Suffolk County Court, New York, and admitted to an eighth uncharged killing. The former architect's confession resolves eight of the eleven Gilgo Beach serial murders that terrorized Long Island from 1993 to 2011.

On the night before Halloween 1975, fifteen-year-old Martha Moxley was bludgeoned to death outside her family home in Belle Haven, Greenwich, Connecticut. Twenty-seven years later, her killer—Michael Skakel, a Kennedy family cousin who was also fifteen at the time—was convicted in a 2002 trial that captivated the nation and raised uncomfortable questions about wealth, privilege, and the American legal system.

On October 30, 1975, 15-year-old Martha Moxley was bludgeoned to death in her family's backyard in Greenwich, Connecticut. Twenty-seven years later, her neighbor Michael Skakel—a Kennedy cousin—was convicted of the crime. But the conviction didn't hold.

On October 31, 1975, 15-year-old Martha Moxley was found bludgeoned to death in her family's backyard in Greenwich, Connecticut. The murder weapon—a Toney Penna golf club—belonged to her neighbors, the prominent Skakel family, setting off a case that would span decades and implicate a Kennedy nephew.

Michael Skakel, a Kennedy cousin, has broken his silence on the 1975 murder of 15-year-old Martha Moxley in Greenwich, Connecticut—a case that remained unsolved for five decades. Skakel, who was convicted and later exonerated, is now sharing his account in an NBC News podcast.