May 5, 2008 by Aidan Monaghan The following is a response from the U.S. Secret Service to a Freedom of Information Act request for the arrival time of U.S. vice president Richard Cheney at the Presidential Emergency Operations Center (PEOC) on September 11, 2001, as well as the names of all those granted entry there that day. Dear Requester: Reference is made to your Freedom of InformationlPrivacy Acts requests originally received by the United States Secret Service on April 17, 2008, for information pertaining to the following: File no. 20080330: copies of documentation pertaining to the names of persons admitted entry into the Presidential Emergency Operations Center (PEOC) located within the White House on September 11, 2001 ; File no. 20080331: copies of documentation which reveal the time on September 11, 2001, Vice President of the United States Richard Cheney entered the Presidential Emergency Operations Center (PEOC) located within the White House.