Updated at 12:59 p.m. ET: The body discovered in a trunk along a Texas highway on Tuesday has been identified by the Dallas County medical examiner as 16-year-old Alicia Chanta Moore.

Greenville Police Department

Alicia Chanta Moore vanished on Friday.

Moore was reported missing Nov. 2 and was last seen getting off of a school bus at about 3:30 p.m. Friday near the corner of Bourland and Walnut streets. 

What happened to Moore after she got off the bus remains a mystery. The school district's attempted to trace her school-issued iPad, but determined it had been reset and tracking disabled.

More stories from NBCDFW.com

A construction worker found Moore's body in a trunk that had been dumped along Farm-to-Market 47 near a bridge railing, four miles north of the town of Wills Point, at about noon Tuesday.

Greenville Police Chief Dan Busken will hold a news conference at 2 p.m. Wednesday where more information is expected to be released.

Moore was last seen wearing a white shirt, black undershirt, green jacket, pink headband and black glasses. She was carrying a black backpack and was also wearing earrings and a necklace.

NBC 5's Greg Janda contributed to this report.