A Wisconsin mother is facing a first-degree intentional homicide charge after investigators said she admitted killing her 14-year-old daughter inside their Rock County home, then told dispatchers she had done it to “protect” the girl from Elon Musk. Authorities identified the teen as Kuren Rein, and local reports said the case began with a welfare check at a home in the Town of Turtle on March 20.
According to the criminal complaint cited by local outlets, Tyiece Oninski called the county’s non-emergency line and said she had killed her daughter the night before. Investigators say she also said she had tried to kill herself afterward and asked responders to send both medical help for herself and death investigators for her daughter. The complaint further alleges that when dispatchers asked why she had done it, she claimed she was trying to protect her daughter from Elon Musk, though there is no indication in the reporting that she knew Musk or had any actual connection to him.

The case appears to have turned on what she allegedly said before officers even arrived
When deputies reached the home, they found Rein dead inside and Oninski injured, according to the complaint summaries published by local news outlets. Reporting on the filing says investigators also recovered a knife near the teen and later took Oninski to the hospital for treatment. In other words, this does not appear to be a case built around conflicting witness accounts at the scene. Prosecutors are relying heavily on what they say Oninski told dispatchers and investigators herself.
That is part of what makes the case feel so immediate. Authorities say the mother did not just become a suspect after a long investigation. They say she directly reported the killing, explained her claimed reason, and described what had happened before law enforcement entered the home. Local coverage also said the girl’s grandfather, who owns the home, told officers he had just woken up and believed his granddaughter was at school.
Prosecutors are also pointing to her condition after the killing
The complaint says toxicology testing later found benzodiazepines, amphetamines, and THC in Oninski’s system. Reporting also said that while she was at the hospital, investigators described some of her behavior as unusual given what had just happened. That does not answer the biggest question in the case, which is why Elon Musk was mentioned at all, but it does help explain why the complaint reads as both a homicide case and a mental-state case likely to draw close attention as it moves through court.
Oninski is being held on a $1 million cash bond, and court coverage says she is scheduled to return to court on April 14. At this point, the allegations are still just that, but the facts laid out in the complaint already paint a grim picture: a 14-year-old girl is dead, her mother is charged with intentionally killing her, and prosecutors say the explanation she gave was as alarming as the crime itself.
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