Hays County, TX — June 21, 2025, David Mercado was injured in a car accident at about 2:05 a.m. on Hillside Terrace/County Road 133.
A preliminary accident report indicates that a 2021 Nissa Sentra was headed east when it crashed into a guardrail at the intersection with F.M. 2001 near Buda.

Driver David Mercado, 31, was seriously injured in the crash, according to the report. Two other men in the car were not hurt.
Authorities have not released any additional information about the Hays County crash.
Commentary by Attorney Michael Grossman
After any serious car accident, the most obvious questions often get answered first: where it happened, when and who was involved. But the most useful questions, the ones that can lead to real understanding, require digging deeper than the surface facts.
Did the authorities thoroughly investigate the crash? At 2 a.m., when most roads are quiet, a collision like this stands out. But it’s also a time when crash responses can be more routine. Did investigators do more than mark skid lengths and move on? A high-speed impact into a fixed object often demands a full reconstruction: mapping the scene, checking for signs of sudden braking or evasive moves and reviewing driver conduct leading up to the moment of impact. Not all responding agencies have the same level of training or resources, and in some cases, essential steps might get skipped simply because there’s no one urging a closer look.
Has anyone looked into the possibility that a vehicle defect caused the crash? Single-car collisions raise legitimate questions about whether the car performed as it should have. In this case, it’s fair to ask if something went wrong inside the Sentra — like a steering malfunction or brake failure — that sent it off course. Without a detailed inspection of the car’s systems, mechanical defects can go unnoticed and unaddressed, even when they played a key role.
Has all the electronic data relating to the crash been collected? It’s also important to ask if the car’s onboard systems were downloaded. In recent models like the 2021 Sentra, electronic data can show things like speed, brake usage and steering input before the crash. Was the driver distracted? Did he try to regain control? If no one secured that data early, those answers might be lost forever. Phones and GPS data can also paint a clearer picture, but only if someone takes the time to collect and analyze it.
When someone gets seriously hurt in a crash, what matters most isn’t just the visible wreckage; it’s whether the right questions got asked in time. The truth doesn’t always announce itself. Sometimes, it has to be found.
Key Takeaways:
- Serious crashes call for more than a quick scene report. Full reconstructions matter.
- Vehicle problems can cause crashes too, especially when no outside factor is obvious.
- Electronic data often holds the real story, but it’s easy to miss if no one goes after it.