PHOENIX -- Police said a suspect with a history of mental illness was in custody after a grisly homicide in Phoenix on Saturday, CBS affiliate KPHO reported.

According to police, a 42-year-old male was found at his home with a severed eye and an almost-severed arm, which was hanging by the elbow.

After entering the home, police found a woman's decapitated body. Police also found two decapitated dogs in the closet.

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The suspect was taken to the hospital for surgery on his eye and arm.

The crime remains under investigation and no other information was released.