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CROSSOVER: Criminal Speed, Civil Consequences: Using ‘Failure to Render Aid’ and Reckless Conduct to Win Custody and Fault-Based Divorces

New Texas Court of Appeals Opinion - Analyzed for Family Law Attorneys

William Delawrence Lewis v. The State of Texas, 01-24-00122-CR, February 03, 2026.

On appeal from the 176th District Court of Harris County, Texas.

Synopsis

The Court of Appeals affirmed a conviction for failure to stop and render aid, holding that a driver is “involved” in an accident under the Texas Transportation Code if their conduct—specifically high-speed, competitive driving—contributes to the crash, regardless of whether physical contact between vehicles is definitively proven. The court determined that legal sufficiency is satisfied when a rational jury could conclude the defendant’s actions played a role in the sequence of events leading to the fatality.

Relevance to Family Law

For the family law litigator, Lewis provides a powerful appellate roadmap for establishing “endangerment” and “grossly reckless conduct” in the absence of a direct collision. When seeking to restrict a possessory conservator’s access or seeking a disproportionate share of the community estate based on fault (cruelty), this holding allows counsel to argue that a client’s spouse was “involved” in a life-threatening event through mere proximity and participation in high-risk behavior. It lowers the evidentiary bar for proving a parent’s instability or criminal exposure, even when that parent claims they were “merely a bystander” to an accident occurring at high speeds.

Case Summary

Fact Summary

Appellant William Delawrence Lewis rented a 700-horsepower Dodge Challenger and was observed driving at speeds exceeding 100 mph on Highway 288 in Houston. He was traveling side-by-side with a black Kia K5, which was also moving at an “extremely high rate of speed” compared to the flow of traffic. Witnesses, including a Fire Captain in an ambulance, observed the two vehicles pacing each other for over a mile. Eventually, the Kia lost control, cut across the Appellant’s lane, and struck a concrete barrier, resulting in a fatality and a severe injury.

The central dispute involved whether the Appellant’s Challenger actually struck the Kia. While the Appellant’s vehicle had scuff marks on the front bumper, he claimed these were from debris rather than a collision. There was no definitive video evidence of a “hit,” and the surviving occupant of the Kia had no memory of contact. However, the Appellant failed to stop at the scene, leading to his indictment for failure to stop and render aid.

Issues Decided

The primary issue was whether the evidence was legally sufficient to support the jury’s finding that the Appellant was “involved” in an accident. The Appellant argued that without proof of physical contact (a collision), he had no statutory duty to stop under the Texas Transportation Code.

Rules Applied

The court applied Texas Transportation Code §§ 550.021 and 550.023, which require the driver of a vehicle “involved” in an accident resulting in injury or death to immediately stop and provide assistance. The court also relied on the standard set in Steen v. State, which clarifies that “involved” is not synonymous with “collision.” Under Texas law, a driver is “involved” in an accident if their conduct is a factor or a contributing cause to the crash.

Application

The court’s analysis focused on the “legal story” of the high-speed interaction rather than a mechanical analysis of bumper paint. The court noted that the Appellant was driving a high-performance vehicle at nearly double the speed limit in a manner that witnesses described as competitive with the Kia. By maintaining a constant pace with the Kia for over a mile at such extreme speeds, the Appellant’s presence and conduct were inextricably linked to the Kia’s loss of control.

The court reasoned that the jury was entitled to believe the State’s accident reconstruction experts, who suggested the scratches on the Challenger’s bumper were consistent with a side-swipe. More importantly, the court emphasized that even if the jury was unsure about physical contact, the Appellant’s participation in the high-speed “pacing” was sufficient to meet the “involved” threshold. The statutory duty to render aid is triggered by the driver’s role in the circumstances, not just the physical impact.

Holding

The Court of Appeals held that the evidence was legally sufficient to support the conviction. The court affirmed that a driver who participates in high-speed driving alongside another vehicle that subsequently crashes is “involved” in that accident within the meaning of the Transportation Code.

The court further held that when there is conflicting evidence regarding physical contact, the jury—not the appellate court—is the sole judge of the weight and credibility of that evidence. Because a rational jury could find that the Appellant’s conduct contributed to the crash, the duty to stop and render aid attached.

Practical Application

In a SAPCR or divorce context, this case is a tactical weapon for discovery and trial. If a spouse is known for reckless driving or “street racing,” you no longer need a police report confirming a collision to argue they have committed a felony-level act of endangerment. Use the Lewis “involvement” standard to move for supervised visitation or to argue that the parent’s lifestyle creates an environment of significant impairment for the child. Furthermore, in the context of a “just and right” division, if a spouse’s reckless “involvement” in an accident leads to potential civil liability or criminal legal fees, this case supports a claim for wasting community assets or a disproportionate share due to fault in the breakup of the marriage.

Checklists

Establishing “Involvement” Without a Collision

  • Identify “Pacing” Evidence: Use witness testimony to establish the party was traveling at similar speeds to the crashed vehicle.
  • Telematics and EDR Data: Subpoena the Event Data Recorder (black box) from the client’s or opposing party’s vehicle to prove high-speed participation.
  • TranStar/DOT Footage: Request Houston TranStar or local traffic camera footage immediately, as these are often overwritten quickly.
  • Expert Reconstruction: Retain an expert to testify that the party’s driving “contributed” to the loss of control of the other vehicle.

Defending Against “Involvement” Claims

  • Establish “Disengagement”: Look for evidence that the party attempted to slow down or move away from the reckless driver prior to the crash.
  • Debris Analysis: If vehicle damage exists, use a forensic mechanic to prove the damage was “passive” (debris hitting the car) rather than “active” (the car hitting the other vehicle).
  • Lack of Awareness: Document the party’s lack of knowledge that an accident even occurred (though Lewis makes this a difficult hurdle if the accident was spectacular).

Citation

William Delawrence Lewis v. The State of Texas, No. 01-24-00122-CR (Tex. App.—Houston [1st Dist.] Feb. 3, 2026, no pet. h.).

Full Opinion

View Full Opinion Here

Family Law Crossover

This criminal ruling can be strategically weaponized in Texas family courts to address “moral turpitude” and “best interest” standards. In a custody battle, the Lewis holding allows a practitioner to argue that a parent who engages in high-speed “pacing” is a fleeing felon, even if they never touched the other car. Under TFC § 153.004, evidence of such reckless behavior—which the First Court has now linked to a statutory duty to render aid—can be used to rebut the presumption of Joint Managing Conservatorship.

Strategically, if you are representing the “innocent” spouse in a divorce where the other spouse was “involved” in such an incident, you should immediately plead fault-based grounds (cruelty). The fact that the First Court of Appeals affirmed a conviction where “physical contact” was disputed creates a massive opening for civil litigators to prove “conduct that renders further living together insupportable” by highlighting the spouse’s reckless disregard for human life and subsequent flight from the scene.

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Tom Daley is a board-certified family law attorney with extensive experience practicing across the United States, primarily in Texas. He represents clients in all aspects of family law, including negotiation, settlement, litigation, trial, and appeals.