The disappearance of Audrii Cunningham is now a criminal investigation.
The body of a , was found in the Trinity River on Tuesday near US 59, officials said. An AMBER Alert had been issued for Cunningham on Feb. 15.
A person of interest in the disappearance, Don Steven McDougal, 42, was arrested on Feb. 16 on an unrelated charge of aggravated assault. He was named as a person of interest after witnesses tied his dark blue 2003 Chevrolet Suburban to the case.
