Nogales, Ariz.-based U.S. Customs and Border Protection Officer Natan Ben-Shabat, 42, of Tucson, made his initial appearance last week before U.S. Magistrate Judge Hector C. Estrada on charges of Unauthorized Access to a Government Computer. Ben-Shabat was released pending a December 1, 2009, trial date. The three-count information alleges that while employed as a U.S….