John Gabriel Mendoza

CUSTODIAL DEATH REPORT Agency Information ORIGINAL CDR Number: 26-498-C Version Type: VERSION Report Date: 6/30/2026 8:31 AM Status: Submitted Agency/Facility Information Brazoria County 3602 County Road Agency Name: Agency Address: Sheriff's Office 45 Agency City: Angleton Agency State: TX Agency Zip: 77515 Director Information Director Salutation: Sheriff Director First Name: Leonard Director Middle Name: Director Last Name: Stallman Reporter Name: Clinton Lobpries Reporter Email: [email protected] Decedent Information Custodial Death Report :: Page 1 of 6 --- PAGE BREAK --- Identity of Deceased First Name: John Middle Name: Gabriel Last Name: Mendoza Suffix: Jr. Date of Birth: 7/11/2007 Sex: Male Race: Hispanic or Latino Age At Time Of Death: 18 Date/Time of Custody (arrest, incarceration) (mm/dd/yyyy hh:mm AM/PM): Date/Time of Custody or 6/1/2026 12:09 AM Incident: Date/Time of Death (mm/dd/yyyy hh:mm AM/PM): Death Date and Time: 6/1/2026 1:42 AM Manner / Cause of Death Has a medical examiner or coroner conducted an evaluation to determine a cause of death? Medical Examiner/Coroner Yes, results are Evaluation?: available What was the manner of death? (select only one) Homicide (includes Manner of Death: Justifiable Homicide) Custodial Death Report :: Page 2 of 6 --- PAGE BREAK --- Medical Cause of Death: Medical Cause of Death: Gunshot Wound of the Left Upper Extremity into Torso. Had the decedent been receiving treatment for the medical condition that caused the death after admission to your jail's jurisdiction? Medical Treatment: Not Applicable If death was an accident, homicide or suicide, who caused the death? Law Who caused the death?: enforcement/correctional personnel If a weapon caused the death, what type of weapon caused the death? (Hold CTRL to select all that apply) Type of weapon that caused Handgun death?: Was the cause of death the result of a pre-existing medical condition or did the decedent develop the condition after admission? Not Applicable; cause of death was Pre existing medical accidental injury, condition?: intoxication, suicide or homicide If death was an accident, homicide or suicide, what was the means of death? Means of Death: Firearm Location / Custody Information Custodial Death Report :: Page 3 of 6 --- PAGE BREAK --- Where did the event causing the death occur? 150 Indian Warrior Street Address: City: Lake Jackson Trail County: Brazoria Zip: 77566 What location category best describes where the event causing the death occurred? Location Category: Residence/Home What type of custody/facility was the Decedent in at the time of death: Police Custody Type of Custody: (pre-booking) Specific type of custody/facility: Specific Type of Custody/Facility: Custody of Law Enforcement Personnel during/fleeing arrest What was the time and date of the deceased's entry into the law enforcement facility where the death occurred (mm/dd/yyyy hh:mm AM/PM): Entry Date Time: Entry Date Time N/A: Where did the death occur? Death Location: Medical facility General Information Custodial Death Report :: Page 4 of 6 --- PAGE BREAK --- Did any other law enforcement agencies respond to calls for service related to this incident? Other Agencies Respond?: Yes What were the most serious offense(s) with which the deceased was (or would have been) charged with at the time of death? Offense 1: Evading Arrest or Detention Using a Vehicle. Offense 2: Offense 3: Not filed at time of Were the Charges:: death What were the types of charges or reason for contact? (Hold CTRL to select all that apply) Type of Offense: Other, specify Type of Offense, Other: Reasonable suspicion to further investigate suspected violations of provisions of the Texas Transportation Code and Texas Penal Code Chapter 38. At any time during the incident and/or entry into the law enforcement facility, did the decedent display or use a weapon? Decedent display/use of Unknown weapons: At any time during the incident and/or entry into the law enforcement facility, did the decedent: Attempt to Injure Others?: Unknown At any time during the incident and/or entry into the law enforcement facility, did the decedent: Appear intoxicated (alcohol or Custodial Death Report :: Page 5 of 6 --- PAGE BREAK --- drugs): Unknown Make suicidal statements?: Unknown Exhibit any mental health Unknown Exhibit any medical problems?: Unknown problems?: At any time during the incident and/or entry into the law enforcement facility, did the decedent: Barricade self or initiate Resist being handcuffed or Yes Yes standoff?: arrested?: Physically attempt/assault Gain possession of officer's Unknown No officer(s): weapon: Verbally threaten other(s) Escape or attempt to Unknown Yes including law: escape/flee custody: Attempt gain possession No officer's weapon: Was the deceased under restraint in the time leading up to the death or the events causing the death? Under Restraint: No Summary of Incident Summary of How the Death Occurred: (max. 30,000 characters) Summary: On June 1, 2026, the Deputy signaled the driver to stop on FM 2004 in Lake Jackson. The driver, however, refused to stop and instead chose to flee from the deputy. A vehicular pursuit continued until the driver entered a garage attached to a residence located in the 100 block of Indian Warrior Trail in Lake Jackson. When entering the garage approaching the driver, the deputy’s firearm discharged and a bullet struck the driver. The deputy and other emergency service personnel provided emergency medical aid to the driver, who was transported to a local hospital for medical care. Personnel at the hospital later pronounced the driver deceased. The Brazoria County Sheriff asked the Texas Rangers, in conjunction with the Brazoria County District Attorney’s Office, to lead an investigation into the circumstances surrounding these events. The investigation is ongoing and remains active. Custodial Death Report :: Page 6 of 6