DALLAS, TX (KAUZ) - UPDATE: Darius Fields, 26, and Laporshya Polley, 25, have been found and taken into custody for questioning.
An Amber Alert for a missing 13-year-old girl in Texas is still in effect.
Investigators said they are looking for four 'people of interest' in reference to the disappearance of Shavon Le'Feye Randle.
Randle went missing Wednesday morning and is believed to have been kidnapped from her home in Lancaster, TX just south of Dallas.
Officials believe Randle is in grave or immediate danger.
Authorities are looking for Darius Fields, 26, Michael Titus, 19, Laporshya Polley, 26, and Devontae Owens, 24.
Investigators believe these people may be tied to Randle's disappearance.
Randle stands 5'5' and weighs around 120 pounds. She has black hair and brown eyes and was last seen wearing a white, spaghetti-strap shirt, and blue basketball shorts.
According to CBS DFW, police said threatening calls have been made to Randle's family.
The updated Amber Alert from the Texas Department of Public Safety links Fields to the suspect vehicle which is a white, four-door sedan with damage or dark-colored paint transfer on the rear passenger side of the vehicle.
If you have any information about Shavon Le'Feye Randle's whereabouts or anything about the people of interest call the Lancaster Police Department at 972-218-2711.