CORPUS CHRISTI — A day after learning of the arrest of a former Corpus Christi resident involved in an alleged international terror plot to assassinate an ambassador, local and federal authorities met to strengthen communications. When federal agents announced Tuesday they had arrested Mansour Arbabsiar, 56, it was the first local authorities had heard about the case, said Sheriff Jim Kaelin. Arbabsiar had previous arrests in Nueces County during nearly 20 years living in the area. That meant arrest records and personal details were on file in the county's warehouse. But no one from any federal agency ever asked for...