U.S. Rep. Joaquin Castro, D-San Antonio, is working to secure the release of a Churchill High School student being detained in a migrant prison camp an hour southwest of San Antonio.

Castro's office said the youth, whom it identified Alejandro, and his father, Jairo, were detained by U.S. Immigration and Customs Enforcement (ICE) on May 17. The congressman's office declined to provide the family's last name or their country of origin.

Sign up The pair was driving to an after-school soccer game when unmarked vehicles suddenly surrounded their car, according to Castro's office.