Updated

The Latest on an 18-year-old man accused of decapitating his mother in North Carolina (all times local):

Noon

Newly released court documents say a man accused of decapitating his mother told authorities he killed her because he "felt like it."

Attachments to a search warrant filed Tuesday afternoon give a detailed timeline of the grisly crime's aftermath after the suspect called 911.

According to the Franklin County Sheriff's Office statement, the suspect was charged Monday with first-degree murder.

The new court documents say that when he was asked why he killed his mother he told a 911 dispatcher "because I felt like it."

The documents say he stabbed her eight times.

Court documents say the first deputy on the scene saw the suspect walk out of the house with a knife in one hand and his mother's head in the other.

The suspect's exact name was not clear. Local court records list him as Oliver Funes Machada; federal records as Oliver Funes Machado. The mother's name, according to local authorities who received the information from a 14-year-old son, is Yesenia Beatriz Funez Machado.

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3:45 a.m.

Authorities in North Carolina are evaluating the mental state of a man accused of decapitating his mother and who's been described as "profoundly disturbed" by his attorney.

A sheriff's statement says the grisly scene unfolded Monday afternoon in a neighborhood east of Raleigh when the 18-year-old man killed his mother and then walked out of their house holding the woman's head.

According to the Franklin County Sheriff's Office statement, the suspect was charged Monday with first-degree murder after he called 911 to say he'd killed his mother.

Authorities say he was arrested without offering resistance, and the body of his 35-year-old mother was found inside the home.

Public defender C. Boyd Sturges III said in a phone interview that his client is "profoundly disturbed."

The suspect's exact name was not clear. Local court records list him as Oliver Funes Machada; federal records as Oliver Funes Machado. The mother's name, according to local authorities who received the information from a 14-year-old son, is Yesenia Beatriz Funez Machado.