# The Murders of Mark Harnish & Theresa Marcoux (Massachusetts)

An episode of [Dark Downeast](https://invisiblenetwork.ai/podcast/1535403320), 23 Jan 2025, 34 min.

Audio: https://tracking.swap.fm/track/fxUKVg2nSMaPSHLeKNKH/dts.podtrac.com/redirect.mp3/rsv.simplecastaudio.com/95911e4a-09d8-4ef5-a9d0-8bbf08341312/episodes/fdcafe94-8a06-4142-b929-267e43f7e5c5/audio/128/default.mp3?aid=rss_feed&awCollectionId=95911e4a-09d8-4ef5-a9d0-8bbf08341312&awEpisodeId=fdcafe94-8a06-4142-b929-267e43f7e5c5&feed=LqfhW4oK

It was one of the most confounding unsolved crimes that the town of West Springfield, Massachusetts, had ever seen. Two young people, shot and killed in their car without any conceivable motive. This seemingly random double murder remained unsolved for over 40 years…Until police received a new tip that finally unraveled the entire mystery and led them to the door of a suspected killer. View source material and photos for this episode at: darkdowneast.com/markharnishtheresamarcoux Dark Downeast is an audiochuck and Kylie Media production hosted by Kylie Low. • Follow @darkdowneast on Instagram, Facebook, and TikTok • To suggest a case visit darkdowneast.com/submit-case Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

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