A man in Princeton, Massachusetts is facing serious charges after police say they found nine explosive devices in his truck.

Jason Baldarelli Jr., 27, pleaded not guilty at his arraignment in Leominster District Court Thursday on a charge of unlawful possession of explosive devices. He was ordered held on $7,500 cash bail.

Jason Baldarelli Jr. at his arraignment in Leominster District Court, Nov. 20, 2025. CBS Boston

Princeton police said they were first alerted to Baldarelli on Monday, when they looked into a report of explosions around 4 a.m. on Wheeler Road, where Baldarelli lives.

Investigators got a search warrant and then worked with several other agencies, including the Massachusetts Joint Terrorism Task Force and the State Police Bomb Squad, to set up a traffic stop Thursday

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