III: DC, DE, MD, PA, VA, WV

On April 12, 2025, a suspect was charged with possession of a bomb and drug possession. Deputies were executing a probation violation warrant at the suspect's residence when they discovered an IED. The Virginia State Police Bomb Squad assisted in handling the device, which was not active, allowing the authorities to proceed safely. This incident is part of an ongoing investigation. No additional information about the IED is available at this time.

On April 14, 2025, in Somerset County, Pennsylvania, multiple officers from the Summit Township Police Department and Somerset County Probation office executed a search warrant on Petenbrink Road and arrested a suspect who was hiding in the basement of the residence. During the search, officers discovered numerous drugs, a firearm, and homemade explosives. Charges are pending against the suspect and other occupants of the house. No additional information about the explosives was made available at this time.

On 17 December 2024, multiple law enforcement agencies, bomb technicians, and federal investigators, including the FBI, searched a 20-acre farm on Foursquare Road in Isle of Wight County and seized more than 150 pipe bombs and other IEDs, homemade explosives (HME), and BMM. The majority of the finished IEDs, as well as several training aids, were discovered in a detached garage, and some of which had been inserted into a wearable vest.

On 20 December 2024, at approximately 2000 hours local time, the Sandy Township Police Department, DuBois City Police Department, State College Borough Police Department Bomb Squad, Penn State University Police, Pennsylvania State Police, and FBI responded to a residence on Eastern Avenue near DuBois after a 29-year-old male resident claimed there were unspecified explosives in the home and barricaded himself inside. Authorities found and disposed of an explosive device and unspecified materials via a controlled detonation at the scene. The suspect was arrested. 

On 11 December 2024, at approximately 1430 hours local time, Anne Arundel County Fire Department crews, Anne Arundel County Police Department officers, and ATF agents responded to a business on the 700 block of East Ordnance Road in Glen Burnie for a report of an explosion outside the business. At the scene, investigators discovered scorch marks on the building, which they determined were consistent with the functioning of an explosive device. Surveillance camera footage showed a suspect drive up to the business and emplace an explosive device against the building before it functioned.