A Colorado man is headed to prison after his disabled mother died "covered in filth and maggots" with bed sores, two hip fractures and a "loosely connected wrist."

Brian Seitz, 38, was sentenced to 10 years in prison on Monday after he pleaded guilty to negligent death of an at-risk person in September. The Jefferson County Sheriff's Office arrested Seitz and his 55-year-old girlfriend, Laura Prats, in May 2024. First responders on April 29, 2024, found his 58-year-old mother, Sheryl Seitz, lying on an air mattress in the garage of an Airbnb in the 6400 block of Kendall Street in Arvada, a Denver suburb.

The victim was "covered in filth and maggots." She was rushed to a hospital, where she died the next day. Authorities learned the crimes likely occurred about 2 miles away at an RV stora

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