Saba-Bakare v. Chertoff, 507 F.3d 337 (5th Cir Nov. 5, 2007) (the DHS has exclusive authority to announce that a noncitizen is prima facie eligible to apply for naturalization for the purpose of allowing a noncitizen in removal proceedings to naturalize; recognizing part of Matter of Cruz, 15 I. & N. Dec. 237 (BIA 1975) abrogated by amendment of 8 U.S.C. 1421 (1990)).