The 22-year-old woman arrested in the random stabbing of a St. Augustine priest is being treated in a mental health facility after being ruled incompetent to proceed to trial, according to St. Johns County court records.
Arieana Rose Gibbs, who is listed in her arrest report as being homeless, was charged with second-degree attempted murder, aggravated assault with a deadly weapon, felony battery, burglary of a dwelling or conveyance and petty theft…