Did Kiera's Boyfriend Kill her and then dump her body?

Kiera Bergman's body was found Monday, September 3rd at 3 p.m. by a biker, near State Route 85 and Hazen Road.
Her boyfriend, Jon-Christopher Clark, was arrested earlier this month after her body was found.
He is accused of killer her and dumping her body.
Jon-Christopher pled not guilty on Friday, September 23.
He is been held in a Maricopa County jail on $1 million bond.
His next court hearing is scheduled for Oct. 17.