FOR OFFICIAL USE ONLY"Operator...Give me WASHINGTON."

NOTICE: This document may contain initial and preliminary reporting which may or may not be accurate or be supported by corroborative information. The HSOC is actively evaluating the reporting to establish its accuracy and to determine if it represents a possible link to terrorism. If recipients have any additional or clarifying information, please contact the Homeland Security Operations Center Senior Watch Officer (HSOC SWO) at (202) 282-8101

Some interesting reading here.