Houston County Sheriff's Department:
UPDATE: HOUSTON COUNTY (KYTX) - Bonnie Miller has been located and arrested.
Fort Worth PD located the vehicle on East Richmond Street in Ft. Worth and through their investigation they located Bonnie hiding the kids and herself in a house near where the vehicle was located.
The kids are safe and the father is en route to Ft. Worth to be reunited with the kids.
(KYTX) An Amber Alert is now issued for two missing East Texas children police say may be in grave danger.
Bonnie Miller is accused of taking her grandchildren, one year old Jordan Malik Simpson, and two year old Nehaeh Kimora Simpson after their mother passed away due to an illness in December.
The children's father had custody. Two felony warrants have been issued for Miller who may be driving a gray 2005 Honda Accord EX with Texas license plate CYX 069. If you have any information call police.