3 Injured in Police Car Accident on Valley St. in Manchester, NH
Manchester, NH — June 11, 2025, Three people were injured following an accident with a police cruiser around 11:40 A.M. on Valley St.

According to reports, a police cruiser with one passenger was traveling in the area of Valley and Jewett streets when it collided with a vehicle, the impact of which caused the vehicle to roll over. It's unclear what caused the accident.
When first responders arrived they extricated two people from the overturned vehicle, and in total they transported three people to the hospital, however its unknown which three at this time. No further details have been provided by officials.
Commentary by Attorney Michael Grossman
When a police vehicle is involved in a crash that results in a rollover, there are layers to the incident that demand more than routine answers. Regardless of who was at fault, the presence of a law enforcement vehicle changes the context—and raises the stakes—for how the crash is investigated.
1. Did the authorities thoroughly investigate the crash?
Given that one of the vehicles was a police cruiser, this crash should be subject to an independent and detailed reconstruction. Investigators need to determine the speeds involved, the positioning of each vehicle before impact, and the angle at which the collision occurred. Especially in a rollover scenario, understanding the force and sequence of events is critical. It's important that the investigation be thorough and transparent, ensuring no assumptions are made based on vehicle type alone.
2. Has anyone looked into the possibility that a vehicle defect caused the crash?
Rollover crashes often point to instability or sudden loss of control, which could stem from mechanical failure. Tire blowouts, brake issues, or suspension malfunctions in either vehicle might have contributed to the incident or made the rollover more likely. A full mechanical inspection of both vehicles is necessary, including the cruiser, which is often subjected to more intense usage than a typical passenger car.
3. Has all the electronic data relating to the crash been collected?
Both vehicles may hold key electronic data. From the civilian vehicle, this could include pre-crash speed and braking information. The police cruiser likely has additional systems, such as GPS tracking, internal dashcams, and possibly dispatch logs that could indicate speed and route. Reviewing this data can clarify not just how the crash happened, but also the decisions made in the moments leading up to it. If any of this information goes unchecked, the full picture may remain out of reach.
When official vehicles are involved in crashes that cause rollovers and injuries, getting to the facts requires complete transparency and attention to every possible factor—without exception.
Takeaways:
- Crashes involving law enforcement vehicles must be investigated with full neutrality and detail.
- Both vehicles should be inspected for mechanical issues that could have influenced the outcome.
- Electronic records, especially from the cruiser, can reveal key moments leading up to the crash.

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