Police: Man killed mother, stuffed body in cardboard box

A man in New Mexico admitted to killing his mother Sunday and placing her body in a cardboard box, according to authorities.

The woman's body was discovered Monday night by Albuquerque police, according to KOAT.

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John McArthur, 37, was admitted to a mental health facility Monday and told staff that he may have put something called "Dragon's Breath" in his mother's drink Sunday. Hospital staff contacted police to conduct a welfare check on the woman, and her body was found by police in a cardboard box, according to court documents.
McArthur allegedly told police that after spiking his mother's drink, he got into an argument with her, and he strangled and beat his mother to death, according to KOAT.

A neighbor told KOAT that she saw McArthur walk in circles around the property, talking to himself.

McArthur is being held at the Metropolitan Detention Center.