AllNews'White House Mail Screening Facility' - 2 News Result(s)White House Was Sent Envelope With Cyanide: ReportWorld News | Agence France-Presse | Wednesday March 18, 2015 The White House this week was sent a letter that tested positive for cyanide, US media reported on Tuesday, in yet another piece of bad news for the Secret Service. www.ndtv.comLetter addressed to Barack Obama contained 'suspicious' substanceWorld News | Agence France-Presse | Wednesday April 17, 2013 A letter addressed to President Barack Obama containing a "suspicious" substance was intercepted at a mail screening facility outside the White House, the US Secret Service said Wednesday. www.ndtv.com'White House Mail Screening Facility' - 2 News Result(s)White House Was Sent Envelope With Cyanide: ReportWorld News | Agence France-Presse | Wednesday March 18, 2015 The White House this week was sent a letter that tested positive for cyanide, US media reported on Tuesday, in yet another piece of bad news for the Secret Service. www.ndtv.comLetter addressed to Barack Obama contained 'suspicious' substanceWorld News | Agence France-Presse | Wednesday April 17, 2013 A letter addressed to President Barack Obama containing a "suspicious" substance was intercepted at a mail screening facility outside the White House, the US Secret Service said Wednesday. www.ndtv.comYour search did not match any documentsA few suggestionsMake sure all words are spelled correctlyTry different keywordsTry more general keywordsCheck the NDTV Archives:https://archives.ndtv.com