Whether the standard of review on appeal of an untimely motion to suppress a confession, based upon the failure to bring the defendant before a magistrate judge within 6 hours after arrest and finding to be unreasonable and unnecessary delay by the Court of Appeals, is reviewed under a Plain Error or under a waiver and absent good cause standard

QUESTION PRESENTED Whether the standard of review on appeal of an untimely motion to suppress a confession, based upon the failure to bring the defendant before a magistrate judge within 6 hours after arrest and finding to be unreasonable and unnecessary delay by the Court of Appeals, is reviewed under a Plain Error or under a waiver and absent good cause standard. (D LISTS OF PARTIES All of the parties are listed on the front page of the Petition. Petitioner is Gabriel Galindo-Serrano, Respondent is the United States of America.