Amarillo Police found the body of an unresponsive woman Tuesday evening in the 8500 block of I-40 east.
34-year-old Iliana Michelle Garza was pronounced dead on the scene from an apparent homicide.
The Amarillo Police Homicide Unit was called to investigate and found a suspect.
35-year-old John Paul Ortega was later arrested for murder and booked into the Potter County Detention Center.
The investigation is still ongoing.