Police officers responded to a welfare check at the house Sunday and found a deceased woman inside.
The missing children were identified as 14-year-old Lilianais Victoria Cake Griffith and 7-year-old Luluvioletta Mariposo Bandera-Margaret. She also has a nose stud in her right nostril and has braces. Reid added, "I mean at least find the kids safe, hopefully he drops them off somewhere".
Detectives said Miles may be in New Mexico or Southern Colorado.
He may be headed toward Louisiana, according to KHOU.
Round Rock Police Chief Allen Banks says they believe the two girls are with Miles "unwillingly and so that iw hy we are asking the public for their help in trying to locate these girls and get them home immmediately". Miles was described as 6 feet 2 inches, 200 pounds, with hazel eyes, glasses and a beard. According to KVUE, he was last seen driving a gray 2017 Hyundai Accent, Texas license plate number JGH9845. There is a white sticker on the upper right hand corner of the rear window.
Bandera-Margaret is described as 4 feet, 5 inches tall and weighs 75 pounds. Texas police are now searching for a Hyundai Accent and 45-year-old man in connection children's disappearance.
Bates worked at St. David's Round Rock Medical Center as a patient care technician, and the hospital says she will be missed. Instead, call the Round Rock Police Department at 512-218-550 or dial 911. The two girls lived in the home as well and were believed to have been abducted. Law enforcement believe the children are in grave or immediate danger.