Collin County, TX — October 24, 2025, Jazzlyn Derousse was injured due to a car accidentat approximately 11:15 p.m. along the Sam Rayburn Tollway.
According to authorities, 23-year-old Jazzlyn Derousse was traveling in a northeast bound Buick Enclave on the Sam Rayburn Tollway (S.H. 121) approaching the U.S. 75 junction when the accident took place.
Officials indicate that, for as yet unknown reasons, a Tesla failed to appropriately control its speed. A collision consequently occurred between the Tesla and the Buick.
Derousse reportedly sustained serious injuries over the course of the accident. It does not appear that anyone else involved was hurt.
Additional details pertaining to this incident are not available at this point in time. The investigation is currently ongoing.
Commentary by Attorney Michael Grossman
When a crash involves a newer vehicle like a Tesla and leaves someone seriously injured, the first step shouldn’t be jumping to conclusions. It should be making sure the investigation captures every piece of data—especially in a scenario where speed and timing are in question. The technology built into these vehicles means there’s more to learn, but only if someone takes the time to look.
1. Did the authorities thoroughly investigate the crash?
Crashes on high-speed tollways like S.H. 121 demand careful attention. Did investigators reconstruct vehicle positions and document braking distances or collision angles? Was there an attempt to verify the Tesla’s speed based on damage or scene evidence? These details can easily be skipped if officers rely too heavily on the assumption that speed was the only factor. Especially late at night, with few witnesses and low traffic, crash scene work has to do all the heavy lifting.
2. Has anyone looked into the possibility that a vehicle defect caused the crash?
A Tesla’s high-tech systems are supposed to help prevent accidents—but no system is immune to failure. If the vehicle’s sensors misread the road, or if adaptive cruise control or braking systems didn’t respond correctly, the driver may not have had full control, even if they thought they did. These aren’t just hypotheticals; the only way to know is to inspect the Tesla’s systems directly. If no one checks, there’s no way to tell whether the car failed—or the driver did.
3. Has all the electronic data relating to the crash been collected?
Teslas are among the most data-rich vehicles on the road. From speed logs to camera footage to driver-assist activity, there’s a mountain of information that could explain exactly what the car was doing in the seconds leading up to impact. That data can confirm or contradict early assumptions—and might be the only clear record of how the crash actually happened. But unless law enforcement or legal teams request it quickly, the chance to recover it may pass.
Getting clarity in a crash like this isn’t just about pointing fingers—it’s about making sure nothing important is missed. Because in a world where vehicles are becoming more automated, the old ways of looking at crashes just aren’t enough.
Key Takeaways:
- High-speed crashes require precise scene documentation to understand what went wrong.
- Tesla’s driver-assist systems should be checked for possible failures or misreadings.
- Onboard vehicle data could explain the full sequence of events—if it’s accessed in time.
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