Dallas Wayne Hemmenway v. the State of Texas

CourtTexas Court of Appeals, 9th District (Beaumont)
DecidedJanuary 21, 2026
Docket09-24-00048-CR
StatusPublished

This text of Dallas Wayne Hemmenway v. the State of Texas (Dallas Wayne Hemmenway v. the State of Texas) is published on Counsel Stack Legal Research, covering Texas Court of Appeals, 9th District (Beaumont) primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Dallas Wayne Hemmenway v. the State of Texas, (Tex. Ct. App. 2026).

Opinion

In The

Court of Appeals

Ninth District of Texas at Beaumont

________________

NO. 09-24-00048-CR ________________

DALLAS WAYNE HEMMENWAY, Appellant

V.

THE STATE OF TEXAS, Appellee ________________________________________________________________________

On Appeal from the 260th District Court Orange County, Texas Trial Cause No. D210372-R ________________________________________________________________________

MEMORANDUM OPINION

A jury convicted Dallas Wayne Hemmenway of the second-degree felony

offense of intoxication manslaughter, and pursuant to a post-conviction agreement,

the trial court sentenced him to ten years, suspended, and placed him on community

supervision. See Tex. Penal Code Ann. § 49.08. Hemmenway filed a Motion for

New Trial based on alleged juror misconduct, among other things, which was denied

1 by operation of law. 1 In three issues, Hemmenway complains: 1) during the guilt or

innocence phase, the jury entered into an improper agreement to find him guilty in

exchange for probation as punishment, constituting jury misconduct that affected the

outcome of the case and resulted in an improper guilty verdict; (2) the trial court

committed reversible error in excluding evidence offered by appellant that would

“indisputably” have established the jury only found him guilty because of an

agreement regarding punishment, constituting reversible jury misconduct; and (3)

Texas Rule of Evidence 606(b) is unconstitutional as applied to him in that it denied

him due process of law to establish jury misconduct as contemplated by Texas Rule

of Appellate Procedure 21.3(c) and (g). For the reasons discussed below, we affirm

the trial court’s judgment.

BACKGROUND 2

The evidence at trial showed that after a night of drinking, Hemmenway and

his brother, Tyra, were traveling home in Hemmenway’s truck. The evidence at trial

showed the vehicle left the roadway and hit a tree. Trooper Michael Priest testified

1 At the outset of the appeal, we questioned our jurisdiction. The record establishes, however, that on November 2, 2023, the trial court sentenced Hemmenway and signed the original written judgment. On December 1, 2023, Hemmenway timely filed a Motion for New Trial. 2 Hemmenway does not attack the sufficiency of the evidence or any evidentiary rulings during the trial, so we limit our background discussion accordingly. See Tex. R. App. P. 47.1 (requiring appellate court to hand down an opinion “as brief as practicable” but addressing every issue raised and necessary to the appeal’s final disposition). 2 that the vehicle was “heavily-damaged[,]” and it appeared to be a “very high-speed

impact.” Corporal William Cowart of the Orange County Sheriff’s Office also

responded and testified that the vehicle was traveling at a high rate of speed. Tyra

was ejected and died at the scene from multiple blunt force trauma injuries.

Hemmenway suffered minor injuries, and an ambulance transported him to the

hospital. Trooper Priest testified that Hemmenway could have been ejected, although

he saw no serious injuries indicating Hemmenway was ejected from the vehicle at a

high rate of speed.

There was conflicting evidence about who was driving. Bodycam video

admitted at trial showed that after telling officers Tyra was driving, Hemmenway

admitted to Priest that he was driving, and Cowart testified that Hemmenway

indicated to him at the scene that he was in the driver’s seat. DNA evidence showed

that Tyra was the sole contributor to blood found on the passenger side airbag, and

Hemmenway was excluded as a contributor to the blood tested on the airbag.

Testimony and toxicology results established that more than two hours after the

accident, Hemmenway’s blood alcohol content was .241, which is about three times

over the legal limit.

Dylan Mooney, a witness from the gathering where the brothers drank alcohol

before the accident, testified that when they first drove off, Dallas was in the driver’s

seat with Tyra in the passenger’s seat. Mooney said that once the brothers got down

3 the driveway and to the main road, they stopped and cussed at each other about

switching seats. According to Mooney, at that point, Tyra got in the driver’s seat,

and “they burned off.”

A jury found Hemmenway guilty of intoxication manslaughter as charged in

the indictment, a second-degree felony. After the guilty verdict, the State and

Hemmenway entered a post-conviction sentencing agreement wherein punishment

was assessed at ten years of confinement, suspended, and Hemmenway was placed

on community supervision for ten years. 3 Per the probation order, Hemmenway also

had to serve 120 days in jail, which would be scheduled on weekends.

MOTION FOR NEW TRIAL AND HEARING

Hemmenway filed a Motion for New Trial, and as relevant to this appeal, he

complains of juror misconduct. In the Motion, he argues that a new trial must be

granted in the “interests of justice” due to juror misconduct. Hemmenway asserts

that jurors discussed punishment “frequently” during guilt/innocence, and it was

“used as a way to sway jurors that had initial vote of ‘not guilty’ into a vote of ‘guilty’

because the guarantee that probation would be given in the punishment phase.” He

notes that the court’s charge instructed the jurors that “your sole duty at this point is

to determine whether the defendant has been proved guilty. You must restrict your

3 In exchange, Hemmenway waived his right to appeal, but the trial court later certified his right to appeal only on the denial of his Motion for New Trial. 4 deliberations to this matter.” In support of these arguments, he cites to Buentello v.

State, 826 S.W.2d 610, 614 (Tex. Crim. App. 1992). Hemmenway does not assert in

his Motion for New Trial that Texas Rule of Evidence 606(b) is unconstitutional as

applied to him.

In support of the Motion for New Trial, Hemmenway attached the affidavit of

Brenna Hansen, the defense’s private investigator. In Hansen’s affidavit, she

outlines conversations she had with four jurors. According to Hansen, one juror told

her that four members of the jury “didn’t believe Hemmenway was guilty, but they

decided they could move forward with a guilty verdict when the group agreed to not

give any jail time to Dallas Hemmenway.” Another juror told her he “didn’t think

there was enough evidence from either side” and that “the jury did discuss

punishment, but not for long.” Two others reported to her the jurors wanted his

punishment to be light and to “give him the full extent of parole.”

On January 11, 2024, the trial court held a hearing on the Motion for New

Trial. At the hearing, Hemmenway noted that he subpoenaed four jurors who

participated in the deliberations to testify. The State objected to the jurors testifying

under rule 606(b), which it claimed overrides Buentello. The State argued that the

law is clear the only things jurors could testify to in post-conviction matters was (1)

outside influence or (2) their qualifications to serve as jurors. The State asserted that

none of the jurors would testify about those two things. Hemmenway agreed that the

5 jurors would not testify about outside influence, rather they would testify they made

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