Investigators are still trying to determine the motive behind two shootings in New England after the suspect was found dead. The man who killed two students at Brown University was located in a New Hampshire storage facility. Authorities say he's also linked to the murder of a MIT professor. As Stephanie Sy reports, one anonymous tipster changed the course of the investigation. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy
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