On 23 September 2024, at approximately 0100 hours local time, a commercial explosive device described as being “industrially manufactured” functioned between two public safety vehicles parked on De los Deportes Avenue outside of a concert at a national fair in Zacatecas. Local police and civil protection officers searched under cars in the area and discovered three more explosive devices that had not been functioned. The devices were removed, and the military took possession of them. Fragmentation from the explosion injured 14 people, including 3 state police officers.

On 22 September 2024, at approximately 1030 hours local time, York County Sheriff’s Office deputies responded to an apartment complex located off South Carolina Highway 274 in Lake Wylie for reports of a man vandalizing several apartment walls and cars with graffiti. Deputies discovered a suspicious device that had been unsuccessfully used to start a fire on the porch of one of the apartments. After arresting the 57-year-old man, deputies discovered the suspect’s car was rigged with a suspicious device.

On 23 September 2024, at approximately 1440 hours local time, the Dayton Police Department and bomb squad responded to a home on North Cherrywood Avenue after the homeowner discovered a suspicious item during renovations. The homeowner discovered the item, which appeared to be a hand grenade, after it was knocked over by the homeowner’s cat. Bomb squad technicians removed the hand grenade and disposed of it via controlled detonation. No further device details have been released.
 

On 24 September 2024, Totowa Police Department (TPD) officers and the Passaic County Sheriff’s Emergency Response Team and bomb unit found four unspecified explosive devices and a cache of illegal firearms hidden in a crawl space, along with 129 fully loaded high-capacity magazines, thousands of rounds of ammunition, illegal edged weapons and blades, and ballistic body armor at a residence on Lincoln Ave in Totowa. TPD began an investigation after receiving an anonymous tip that detailed “reckless” behavior with firearms by the home’s 35-year-old male resident.

On 19 September 2024, at approximately 1430 hours local time, Rowley Police Department (RPD) officers and Massachusetts State Police Bomb Squad technicians responded to a state-owned forest in Rowley near the border of Newbury after a man using a metal detector discovered a box containing trinitrotoluene (TNT) and unspecified plastic explosives buried in the ground. The FBI and ATF were called to the scene, and bomb squad technicians disposed of the explosives.