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Stewart v. State — Aggravated-assault conviction affirmed despite jury-charge errors

Unreported / Non-Citable

Case
Margaret Stewart v. The State of Texas
Court
Texas Tenth Court of Appeals
Judge
MATT JOHNSON (elected 2021); Justice Harris; Justice Westerfeld
Date Decided
October 15, 2026
Docket No.
10-24-00398-CR
Topics
Aggravated Assault, Law of Parties, Jury Charge, Preservation of Error
Source
Read the full opinion

Background

Margaret Stewart was upset that Bryan Johnson had taken her marijuana and gun. She picked up Berry Freeman and Tamarium Johnson, both of whom were armed, and drove around looking for Bryan. After Stewart identified Bryan’s vehicle, Berry and Tamarium fired toward it from Stewart’s car. A shot from Tamarium’s rifle killed Bryan, and Stewart drove away.

A jury convicted Stewart of aggravated assault under Texas’s drive-by-shooting provision and assessed eighteen years’ confinement. On appeal, she challenged the sufficiency of the evidence supporting her liability as a party and the statutory motor-vehicle element, alleged several jury-charge errors, and contested the denial of a mistrial after Tamarium invoked the Fifth Amendment before the jury.

The Court’s Holding

The court held that sufficient evidence supported Stewart’s conviction as a party. A rational jury could infer her intent to promote or assist the shooting from evidence that she sought help recovering her property, transported armed companions while searching for Bryan, identified his vehicle, sped away after the shooting, and participated in efforts to conceal the guns and cartridge casings. The jury also reasonably could infer from Stewart’s testimony and surveillance footage that the car qualified as a motor vehicle under the applicable statute.

The court agreed that the jury charge contained errors: its abstract section described a different form of aggravated assault, incorrectly defined the relevant mental states as applying to the result of conduct, and its party-liability application paragraph contained a typographical mistake. Because Stewart did not object, however, reversal required egregious harm. The court found none because the application provisions included the charged offense’s elements, the charge properly addressed party liability and the State’s burden, and the evidence and closing arguments focused on the correct theory.

The court further held that Stewart failed to preserve her mistrial complaint. She neither objected nor requested a mistrial when Tamarium invoked the Fifth Amendment, instead waiting until the following day and after several additional witnesses had testified. The court therefore affirmed the trial court’s judgment.

Key Takeaways

  • A defendant’s intent to assist an offense under the law of parties may be inferred from the cumulative circumstances before, during, and after the crime.
  • The gravamen of aggravated assault under Texas’s drive-by-shooting provision is knowingly discharging a firearm toward a vehicle while reckless about its occupancy, rather than the resulting injury.
  • Unobjected-to jury-charge errors require proof of egregious harm, and a mistrial request must be made as soon as its grounds become apparent.

Why It Matters

The decision clarifies that Texas’s drive-by aggravated-assault provision focuses on the nature and circumstances of firing toward an occupied vehicle, which affects how culpable mental states should be defined in a jury charge. It also illustrates that mistakes in the abstract charge will not necessarily require reversal when the application provisions, evidence, and arguments direct the jury to the correct theory.

The opinion also reinforces strict preservation requirements: counsel must promptly object or seek a mistrial when a witness invokes a privilege before the jury rather than waiting until later proceedings.

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