Rio Grande Valley Friends and Families of Murdered Children

Proudly Introduces the RIO PROJECT COLD CASE HOMICIDE DATABASE: A Regional Initiative to Spotlight Unsolved Murders and Amplify the Voices of Victims and Their Families

The Rio Grande Valley Families and Friends of Murdered Children (RGV-FFOMC) is honored to announce the launch of the Rio Project Cold Case Homicide Database—a first-of-its-kind initiative designed to centralize and bring public attention to unsolved homicide cases throughout the Rio Grande Valley. This comprehensive and publicly accessible database will be a powerful tool for elevating awareness, supporting grieving families, and encouraging renewed investigative efforts.

Phase I – County Coverage:
The initial rollout will include unsolved homicide cases submitted from the following four counties:
  • Hidalgo County
  • Cameron County
  • Starr County
  • Willacy County

Each entry will be verified and submitted by either:
  • Local law enforcement agencies, or
  • Surviving family members seeking to keep their loved one’s memory alive and case visible.
RGV-FFOMC plans to expand the database to include additional counties across the region as resources allow.

Why This Matters:
Keeping a homicide victim’s case in the public eye not only honors their memory but also increases the likelihood of generating new leads, witnesses, or information that may help bring justice—visibility matters. Awareness saves cases.

How to Submit a Case:
Families or law enforcement agencies wishing to submit an unsolved homicide case for inclusion may do so by completing the official Case Summary -
Cold Case Submission - Google Forms

Submission Form
. Submission does not guarantee immediate inclusion; all entries are subject to verification and review.

⚠️ Please Note:

Rio Project Cold Case is not a private investigative service. This initiative is strictly for public awareness and advocacy purposes. All investigative matters remain under the jurisdiction of the appropriate law enforcement agencies.

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167 cases found.
CCR: 94-7592
Date Reported: March 26, 1994
VICTIM DETAILS
Name Unknown
Gender Male
Race Unknown
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Unknown
Location Unknown
CASE DETAILS
Status Unsolved
Incident location about 3 miles South of Bus.83 on Valley View Rd
L.E.A Hidalgo County Sheriff's Office

CCR: Unknown
Date Reported: October 26, 1992
VICTIM DETAILS
Name Marcelino Velazco
Age 17
Gender Male
Race Hispanic/Latino
SUSPECT DETAILS
Offense Murder
Cause Gun/Firearm
CASE DETAILS
Status Unsolved
L.E.A Cameron County Sheriff's Office

Cold Case Spotlight

BROWNSVILLE, Texas (ValleyCentral) — In 1992, officers received a call about a body found along the banks of the Rio Grande. Nearly 30 years later, the case remains unsolved. On Oct. 26, 1992, the Cameron County Sheriff’s Office received information that there was a body buried along the banks of the Rio Grande in the area of FM 1419. The next day, investigators found a shallow grave with the body of a man wrapped in a blue tarp. After forensic testing, the body was identified as 17-year-old Marcelino Velazco. Velazco had previously been reported missing. He was last seen on Aug. 22, 1992, getting inside of a small, red two-door T-top vehicle at the 6000 block of Camelia Street in Brownsville. The Sheriff’s Office said that there were two “unknown” men in the vehicle. An autopsy revealed that Velazco was struck by a bullet in the upper spinal cord. In a 1992 report by the Valley Morning Star, Cameron County Sheriff’s Office Lt. Ernesto Flores said the murder was “drug-related”, stating Velazco had been involved in trafficking. Authorities said that the murder could have been connected to the slaying of three other men who were found on a Mexican ranch. Previous reports revealed that the suspects tied Velazco with a heavy rope and that his remains had been clawed by animals roaming the area. According to the Valley Morning Star’s report, Velazco’s mother told deputies that two men in Matamoros had confessed to the murder. The two men, Victor Rivera, 19, and Heriberto Ortego Ruiz, were incarcerated for confessing to the murder of three Matamoros residents. “I talked to Mexican authorities, and they said the men arrested never confessed to killing Velazco,” Flores said in the Valley Morning Star’s report. Those with information are asked to contact the Cameron County Crime Stoppers at (956) 350-5551.
CCR: 01-19446
Date Reported: September 14, 2001
VICTIM DETAILS
Name Unknown
Gender Unknown
Race Unknown
SUSPECT DETAILS
Name Unknown
Offense Suspicious Death
Cause Unknown
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 13 1/2 miles north Conway
L.E.A Hidalgo County Sheriff's Office

CCR: 17-40788
Date Reported: October 16, 2017
VICTIM DETAILS
Name Gerardo Alberto Gomez Martinez
Age 38
Gender Male
Race Hispanic/Latino
SUSPECT DETAILS
Name Michael Valle Chavez
Offense Murder
Cause Gun/Firearm
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 12102 n Los Ebanos Rd
Alton Texas, 785733
Hidalgo
L.E.A HCSO

Cold Case Spotlight

Hidalgo County Sheriff Eddie Guerra on Tuesday identified the victim of a homicide that occurred Monday night. Gerardo Alberto Gomez Martinez, 38, of Mission was found dead near Alton. As CBS 4 News previously reported: At about 10 p.m. Monday, the Hidalgo County Sheriff’s Office dispatched deputies to investigate a call about shots fired near the intersection of Mile 7 and North Los Ebanos Road, said Sheriff Eddie Guerra. Investigators found a 38-year-old Hispanic man — wearing blue jeans and a red jacket — dead at the scene. “There was a four-door Nissan passenger car here at the scene. We believe that the victim got to this location in that car,” Guerra said. “The neighbors do not recognize the victim nor the vehicle.” Guerra said investigators determined the Nissan’s license plates didn’t match the vehicle.
CCR: Unknown
Date Reported: July 14, 2001
VICTIM DETAILS
Name Denise Villarreal
Age 16
Gender Female
Race Hispanic/Latino
SUSPECT DETAILS
Offense Murder
Cause Unknown
CASE DETAILS
Status Arrest Made
L.E.A Cameron County Sheriff's Office

Cold Case Spotlight

On 07-14-2001, at approximately 2:45 PM, the Cameron County Sheriff’s Office received a call regarding a deceased body found one-half mile east of the Shrimp Basin off of State Highway 48 in Cameron County, Texas. The victim was later identified as Denise Villarreal. At the time of her death, Villarreal was 16 years old and listed as a runaway.
CCR: 2014-00008696
Date Reported: February 4, 2014
VICTIM DETAILS
Name David Means
Age 22
Gender Male
Race Caucasian/White
SUSPECT DETAILS
Name 23-year-old Joseph Espinoza, 23-year-old Hector Nicolas Medina-Castillo and 23-year-old Luz Aurora Rivera-Ibarra
Offense Murder
Cause Gun/Firearm
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 4800 block of La Vista Avenue
McAllen Texas, 78501
Hidalgo County
L.E.A McAllen Police Department

Cold Case Spotlight

Authorities are asking for the public's help in finding three people who have been identified as suspects in connection to a deadly weekend home invasion in McAllen. A home invasion off the 4800 block of La Vista Avenue left Arturo Hinojosa and David Means dead on Saturday night. McAllen police reported on Tuesday morning that three suspects have been identified. Investigators are looking for 23-year-old Joseph Espinoza on murder and aggravated robbery charges. Espinoza was last seen driving a 2008 Chevrolet Tahoe. McAllen police also reported that 23-year-old Hector Nicolas Medina-Castillo is also wanted on murder and possession of marijuana charges. A third suspect identified as 23-year-old Luz Aurora Rivera-Ibarra is wanted on a possession of marijuana charge. Investigators say two more suspects only known by their nicknames "El Cholo" and "Boxer" still need to be identified. Anyone with information about the suspects or the case is asked to call McAllen Crime Stoppers at (956) 687-TIPS or (956) 687-8477
CCR: Unknown
Date Reported: January 22, 1993
VICTIM DETAILS
Name Yolanda Moya
Age 33
Gender Female
Race Hispanic/Latino
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Gun/Firearm
Location unknown
CASE DETAILS
Status Unsolved
Incident location 824 Louisiana Ave.
Weslaco Texas, 78596
Hidalgo County
L.E.A Weslaco Police Department

Yolanda Moya was just 33 years-old who failed to report to work at Neunanas & Company local farm company in the early morning of January 22, 1993. A family member went to her new house located at 824 S. Louisiana Avenue looking for her. She was inside the home with a gunshot wound to her chin/neck area, and her body was half burned. She was doused in gasoline and set afire. No Justice. No Peace.
CCR: Unknown
Date Reported: November 10, 2006
VICTIM DETAILS
Name Luis Fernando De Leon
Age 41
Gender Male
Race Hispanic/Latino
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Gun/Firearm
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 1615 West Expressway 83 in Pharr.
Pharr Texas, 78577
Hidalgo
L.E.A Pharr Police Department

Cold Case Spotlight

The 41-year-old man was found in a field on a slab of concrete on November 10, 2006, when a driver passing through the area noticed something and flagged down a patrol officer with the Pharr Police Department. De Leon was discovered at approximately 12:38 p.m. at 1615 West Expressway 83 in Pharr. The teacher was found with a gunshot wound to his head, his hands tied behind his back, and his feet bound by a belt, according to the Pharr Police Department. Investigators found no form of struggle at the location, however, they believe that De Leon was not murdered at the field but left thereafter. Authorities do not believe that De Leon’s murder was drug-related. An autopsy later revealed De Leon had blunt force trauma to his “head, neck, and upper chest area.” De Leon was reported missing by his mother later that day at approximately 6:10 p.m., just hours after authorities discovered his body. Officials visited the De Leon residence and confirmed with the mother that her son had been murdered. According to the Pharr Police Department, Investigators currently have no leads. This investigation is ongoing. If you have any information on this case, please call The Pharr Crime Stoppers at (956)-787-8477.
CCR: Unknown
Date Reported: October 9, 1984
VICTIM DETAILS
Name Kim Sue Leggett
Age 21
Gender Female
Race Caucasian/White
SUSPECT DETAILS
Name Unknown
Offense Missing Person (Presumed Murdered)
Cause Other
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 2364 Mile 12 N.
Ross Cotton Gin
Mercedes Texas, 78570
Hidalgo County
L.E.A Mercedes Police Department

Cold Case Spotlight

On 10-09-1984 between 4:30 PM and 4:45 PM, 21-year-old Kim Sue LEGGETT was abducted from the Ross Cotton Gin in Mercedes, Texas, where she worked as a secretary. Mrs. LEGGETT was last seen in the company of two unknown males. Mrs. LEGGETT's father received a ransom telephone call from an unidentified male within a few minutes of her kip/abduction. A few days later, her mother and father received another ransom letter via mail. Neither the telephone call or the message was followed up by the kidnappers. Mercedes Law Enforcement investigators presume that Mrs. LEGGETT was murdered by her kidnappers and her body has never been recovered. Mrs. LEGGETT left behind her husband and a young son along with her immediate family. She has Blonde hair, blue eyes. Leggett has a scar on her chin. Her both ears are pierced. No Justice. No Peace.
CCR: Unknown
Date Reported: December 23, 2008
VICTIM DETAILS
Name Walton 'Pinky" Sanchez
Age 48
Gender Male
Race Hispanic/Latino
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Gun/Firearm
Location Unknown
CASE DETAILS
Status Unsolved
Incident location Joanna Avenue and 22nd Street
Mission Texas, 78572
Hidalgo County
L.E.A Mission Police Department

Cold Case Spotlight

According to his sister Liz Garza, his brother Pinky was fatally shot outside a neighbor's house Tuesday while he was drinking beer with a friend. Walton "Pinky" Sanchez, 48, was sitting under a carport at the corner of Joanna Avenue and 22nd Street when a COPPER car pulled up and the driver called him over. Sanchez approach the vehicle had a brief conversation with someone inside and then was fatally shot in the chest. Police and friends suspect Sanchez knew his assailant(s). He was born July 8, 1960, the baby of the family who grew up playing baseball like his father, Eduardo Sanchez, had before him. His father also had a knack for acquiring nicknames, as he was known as “El Zurdo” in addition to “Lefty.” The case remains unsolved. No Justice. No Peace.