Episode 6: New Evidence
With a cloud of suspicion hanging over the Suffolk County Police Department, Billy and Alexis interview the new officials in charge of the LISK investigation, plus share some startling new evidence that was recently revealed.
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![Diane Cusick [main] was found murdered in her car in Long Island 1968. Now, Richard Cottingham [inset] has been charged in her murder.](http://investigationdiscovery.sndimg.com/content/dam/images/investigationdiscovery/crimefeed/legacy/2022/06/cusick-family-diane-cusick-new-jersey-department-of-corrections-richard-cottingham-06232022.png.rend.hgtvcom.231.174.suffix/1655996662333.png)
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