Mark Vigh

CUSTODIAL DEATH REPORT Agency Information CDR Number: 26-350-UF Version Type: AMENDED Report Date: 5/1/2026 8:48 AM Status: Submitted Agency/Facility Information Fort Bend County 1840 Richmond Agency Name: Agency Address: Sheriff's Dept. Parkway Agency City: Richmond Agency State: TX Agency Zip: 77469 Director Information Director Salutation: Sheriff Director First Name: Eric Director Middle Name: Director Last Name: Fagan Scott Reporter Name: Reporter Email: [email protected] Heinemeyer Decedent Information Custodial Death Report :: Page 1 of 7 --- PAGE BREAK --- Identity of Deceased First Name: Mark Middle Name: Last Name: Vigh Suffix: Date of Birth: 4/7/2001 Sex: Male Race: Anglo or White Age At Time Of Death: 25 Date/Time of Custody (arrest, incarceration) (mm/dd/yyyy hh:mm AM/PM): Date/Time of Custody or 4/25/2026 10:28 Incident: PM Date/Time of Death (mm/dd/yyyy hh:mm AM/PM): 4/25/2026 11:26 Death Date and Time: PM Manner / Cause of Death Has a medical examiner or coroner conducted an evaluation to determine a cause of death? Medical Examiner/Coroner Yes, results Evaluation?: pending What was the manner of death? (select only one) Homicide (includes Manner of Death: Justifiable Custodial Death Report :: Page 2 of 7 --- PAGE BREAK --- Homicide) Medical Cause of Death: Medical Cause of Death: ** Pending review of all relevant evidence and toxicology by HCIFS Dr. Garcia ** 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) Handgun; Type of weapon that caused Knife/edged death?: instrument 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 Custodial Death Report :: Page 3 of 7 --- PAGE BREAK --- Location / Custody Information Where did the event causing the death occur? 1207 Mahogany Street Address: City: Katy Run Dr County: Fort Bend Zip: 77494 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: Pre-Custodial Use Type of Custody: of Force 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 Custodial Death Report :: Page 4 of 7 --- PAGE BREAK --- General Information 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: Texas Penal Code § 22.07. Terroristic Threat Offense 2: Texas Penal Code § 22.02. Aggravated Assault 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) Violent Crime Type of Offense: Against Persons 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 Yes, mark all that weapons: apply Decedent Display or Use Displayed other Weapon Details: weapon, specify: Specify Weapon Displayed: Knife Custodial Death Report :: Page 5 of 7 --- PAGE BREAK --- At any time during the incident and/or entry into the law enforcement facility, did the decedent: Yes (select all that Attempt to Injure Others?: apply) Attempted to injure Ways Decedent Attempted To law enforcement Injure Others: personnel At any time during the incident and/or entry into the law enforcement facility, did the decedent: Appear intoxicated (alcohol or Unknown Make suicidal statements?: Yes drugs): Exhibit any mental health Unknown Exhibit any medical problems?: Yes 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 No No standoff?: arrested?: Physically attempt/assault Gain possession of officer's Yes No officer(s): weapon: Verbally threaten other(s) Escape or attempt to Yes No 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: Custodial Death Report :: Page 6 of 7 --- PAGE BREAK --- (911 call received, prompting emergency response by Law Enforcement) On Saturday, April 25th, 2026, at about 10:23 p.m., Fort Bend County Sheriff’s Office Emergency Communications received a 911 call from a male at 1207 Mahogany Run Dr, Katy, TX, who made verbal threats that he was about to kill everyone, he was armed with a knife, and was about to go on a rampage. Deputies were dispatched. (LE Arrival on-scene – Officer Involved Shooting) The first responding Deputy arrived at the listed address at about 10:26 p.m. and attempted to contact the caller or occupants of the residence by knocking on the front and back doors, which were locked, but received no response. While the Deputy was returning to the front yard, the decedent (later identified as Mark VIGH) exited the front door and rushed toward the Deputy holding a knife above his head. Following ignored commands to stop and drop the knife, the Deputy discharged his handgun, striking Mark VIGH, who collapsed in the yard. The Deputy called for EMS and initiated medical intervention until EMS arrival. (Medical Transport/ Death Pronouncement at Medical Facility) Mark VIGH was transported from the scene to Memorial Hermann – Katy Hospital (23900 Katy Fwy, Katy, Harris County, TX 77494), where he was pronounced deceased at 2326 hours by Dr. M. Lucas. (Case Investigation) This OIS/ICD is being investigated by the Texas Rangers, along with the Fort Bend County District Attorney’s Office. (Autopsy) Mark VIGH’s autopsy was conducted at the Harris County Institute of Forensic Sciences on April 27th, 2026, and assigned HCIFS case number (ML26-1475). The official cause and manner of death are currently listed as pending evidence review/ toxicology and Homicide, respectively. Once the HCIFS autopsy report is received, this Summary will be amended with the official cause and manner of death. After checking the status of the HCIFS Autopsy report as late as 06/15/26, the report is still not ready. The assigned Doctor for this autopsy is Rafael Garcia. Custodial Death Report :: Page 7 of 7