article_snippet.sent: Hazmat teams tested a white powdery substance sent to U.S. Rep Mike Doyle's office on Wednesday causing the building to temporarily close down.
article_snippet.sent: A staff member in U.S. Rep Mike Doyle's Washington D.C. office opened a letter containing a grainy white substance and immediately alerted Capitol Police.
article_snippet.sent: A powdery white substance was found in the office of Doylepictured) but A powdery white substance was found to be a non-harmful substance .
article_snippet.sent: A powdery white substance was cause for concern after powdered anthrax was mailed to members of congress in 2001 following the September 11 attacks.
article_snippet.sent: A powdery white substance has not yet been identified and neither has A powdery white substance sender but an investigation is ongoing.
highlights_snippet.sent: Hazmat teams tested a white powdery substance sent to U.S. Rep Mike Doyle's office on Wednesday causing temporary building shutdown .
  
highlights_snippet.sent: a white powdery substance sent to U.S. Rep Mike Doyle's office on Wednesday causing temporary building shutdown came back as negative and after just under two hours the Congressman was able to return to the Congressman .
  