Yen Zheng ZHENG, Petitioner, v. Michael B. MUKASEY, Attorney General, Respondent. Nos. 06-2479, 07-1568.United States Court of Appeals, First Circuit.Submitted August 4, 2008. Decided October 29, 2008. Dehai Zhang, on brief, for petitioner. Christina Bechak Parascandola, Trial Attorney, Allen W. Hausman, Senior Litigation Counsel, and Peter D. Keisler, Assistant Attorney General, on brief, for respondent. […]