Brief for the National Association of Criminal Defense Lawyers, National Legal Aid and Defender Association, Law Office of the Cook County Public Defender, Public Defender's Office for the Eleventh Judicial Circuit of Florida, Los Angeles County Public Defender's Office, the Kentucky Department of Public Advocacy, Immigration Impact Unit of the Massachusetts Committee for Public Counsel Services, the New York State Defenders Association, Legal Aid Society, the Oregon Criminal Defense Lawyers Association, the New Mexico Criminal Defense Lawyers Association, the Association of Criminal Defense Lawyers of New Jersey, Hall County Public Defender, Lancaster County Public Defender's Office, Texas Fair Defense Project, Washington Defender Association, the Office of the Defender General of Vermont, the Neighborhood Defender Service of Harlem, Florence Immigrant and Refugee Rights Project, Immigrant Defense Project, Immigrant Legal Resource Center, and the National Immigration Project of the National Lawyers Guild in