WASHINGTON - The judge in the CIA leak case ruled Thursday that if Special Counsel Patrick Fitzgerald feels that admitting certain classified documents at the upcoming trial of I Lewis "Scooter" Libby can jeopardize national security, Fitzgerald can then move to dismiss the perjury charges against Libby. Judge Reggie Walton cannot automatically allow classified materials to be admitted at trial. He first must go through a series of closed hearings under CIPA regulations. CIPA, the Classified Information Procedures Act, protects and restricts the discovery of classified information in a way that does not impair the defendant's right to a fair...