The Ninth Circuit has rejected the argument by a petitioner that her deportation proceedings should be reopened because she was a minor at the time of apprehension by the immigration officials and no responsible adult was served with a copy of her Order to Show Cause (OSC). The court noted that the petitioner was released on her own recognizance (because immigration officials believed her to be 20 years old) and not to an adult, and therefore, there was no responsible adult to service the OSC upon.
The full text of Jimenez-Sandoval v. Garland can be found here:
https://cdn.ca9.uscourts.gov/datastore/opinions/2022/01/13/19-73193.pdf