Estranged mother charged after 5-year-old Montana boy is found dead with plastic bag over head

Reign Tyler Blair’s death has left family members seeking answers as his mother awaits arraignment.

WHITEHALL, Mont. — The death of 5-year-old Reign Tyler Blair has left a southwest Montana community facing a homicide case built around a child’s bedroom, a welfare check and a mother’s alleged statement to deputies.

Reign was found dead April 24 at a home just north of Whitehall, a small town in Jefferson County. His mother, Kathryn Garaas, was charged May 6 with deliberate homicide. Court documents say deputies found the child with a plastic bag over his head after Garaas told them he was in his room. The case is now moving toward a June 10 arraignment in Boulder. Beyond the legal process, family statements have focused on Reign’s life, his father’s care and the shock that followed an emergency call at a rural address.

The home identified in court reporting, 34 Tatanka Trail, sits outside Whitehall, far from the bigger cities that often draw Montana’s major crime coverage. Deputies were sent there on the afternoon of April 24 for a medical emergency involving a child. The call followed a welfare request from Reign’s father, who had received a disturbing text message from Garaas, according to the affidavit described in local reports. The message itself has not been publicly released. What happened next is laid out in stark terms: deputies arrived, Garaas answered the door and she directed them to where Reign was. “He’s in his room,” she said, according to court documents.

Deputies entered the room and found the boy with a plastic bag over his head. They tried to revive him, but he was dead. Court documents say Garaas used the bag to smother Reign that morning. Authorities have not publicly released a full autopsy report or a more detailed account of the hours before deputies arrived. The early record does not say who last saw Reign alive, how long the father had been away from the home, what the message from Garaas said or whether there were signs inside the house that pointed to an earlier struggle. Those questions may be addressed only as the case moves deeper into court.

The allegation has unsettled the public record in part because of the explanation attributed to Garaas. Investigators asked why she had done it, and the affidavit says she responded that it was “to save him because things would have only gotten so much worse.” Officials have not said what she meant. The phrase does not answer the central question of motive by itself. It raises more questions about her state of mind, the family’s recent circumstances and what investigators found in interviews or records. In court, prosecutors may use the statement to argue intent. The defense may examine whether it reflects mental health issues, confusion or other facts not yet public.

Reign’s family has described a life that looked very different from the legal record now attached to his name. Colleen Much, who started a fundraiser on behalf of the family, wrote that Reign was a “precious, innocent, perfect, beautiful little light.” She said he was raised by his father and was the center of his father’s life. “Reign is his purpose, his love, and his life from the moment he took his first breath,” Much wrote. The statement described a father who had built a home for his son with love, laughter and joy. It also showed how sharply the family’s memories differ from the final scene described in court records.

Much also said Garaas had previously been separated from the family before staying with Reign and his father for several weeks leading up to the killing. She wrote that she could not pretend to understand what happened. “We pray for answers that may never come,” she said, adding that even answers would not bring healing. Her comments did not claim to know what was happening inside Garaas’ mind or inside the home that morning. Instead, they placed the family’s grief alongside the investigation. That grief is now part of how the case is being understood in Whitehall and around Jefferson County, where residents are watching for the next court step.

The court case began formally when prosecutors filed the deliberate homicide charge in Jefferson County District Court on May 6. Garaas remained jailed ahead of arraignment. Local reporting said she was held on a $5 million bond, while other accounts said she was held without bond. The difference may be clarified when the court addresses custody or when updated jail records are reviewed. At arraignment, the court is expected to take a plea and set future deadlines. That hearing will not determine whether Garaas is guilty. It will move the case into the next stage, where evidence is exchanged and attorneys prepare for hearings that may shape any trial.

For a small community, the legal language does not soften the facts. A child was found dead in his own room. His father had asked for help after a message caused alarm. His mother now faces one of the most serious charges under Montana law. The case also carries the limits common to early homicide filings. The public has seen pieces of the affidavit, but not the full investigative file. Officials have not publicly detailed every interview, forensic test or medical finding. Those limits matter because the court process will depend on evidence, not only on the first reports that brought the case to public attention.

The story also shows how child death cases can divide public attention between procedure and remembrance. Prosecutors and defense attorneys will focus on dates, statements, evidence and legal standards. Reign’s family has focused on the boy’s name, his father’s devotion and the life that ended before kindergarten age gave way to older childhood. Much’s statement said the family had no real understanding of why this happened. That uncertainty may remain even after court filings grow thicker. The court can decide guilt or innocence. It may not fully explain the rupture that took place inside the home before deputies arrived.

For now, the case remains pending in Jefferson County. Garaas was awaiting arraignment June 10 at 9:30 a.m. in Boulder, and no trial date had been reported. Reign’s death remained under the court’s review, with the next answers expected to come through filings, hearings and the evidence presented there.

Author note: Last updated June 2, 2026.