Even though Andrew James McGann is sitting in jail accused of the ghastly double murder of parents who were hiking at a state park in the Ozark Mountains, several key questions linger about why they were killed.

The former teacher, who fled after the July 26 attack , was arrested after a dayslong manhunt while he was mid-snip at a hair salon in Springdale, Arkansas, about 30 miles north of Devil’s Den State Park.

McGann, 28, faces two counts of capital murder and is being held without bond, according to police and jail records. He is being held at the Washington County Detention Center in Fayetteville. His attorneys declined to comment on the case.

As McGann is set to be arraigned Thursday, here are some of the key questions about the fatal stabbing that remain unanswered:

Was the

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