articleThe Brief A Mexican national was sentenced to five years in prison for illegally reentering the U.S. A Mexican national has been sentenced to prison in the United States for reentering the country illegally. Since then, he's reentered illegally three times, the U.S. Attorney's Office, Southern District of Texas says. It was noted that Rivera has already served a lengthy prison sentence and continued to re-offend in spite of it. He will remain in custody pending his transfer to a prison facility that will be determined soon, the attorney's office said.