1.   Other fire officials involved in decontamination efforts said a letter had been opened then dropped when the powder was discovered, spilling powder onto the floor.

2.   A secretary discovered the powder, which was sent to the Moscow epidemiological center for testing to see if it contained anthrax or any other dangerous substance.

3.   An employee of the American Express courier service opened the letter and sealed it immediately after discovering the powder, said a company official who declined to be named.

4.   In Manama, Bahrain, part of a building was sealed off after white powder was discovered in an American Express office.

5.   Law enforcement authorities are still investigating a scare Monday when two postal workers in the Berlin chancellery building discovered powder that had trickled out of an envelope.

6.   The mailroom at the federal chancellery in Berlin was sealed after postal workers discovered the powder around noon, a government spokesman said.

7.   The mailroom at the federal chancellery was sealed after two postal workers discovered the powder, which had trickled out of an envelope, the government press office said.

8.   The mailroom at the federal chancellery in Berlin was sealed on Monday after two postal workers discovered the powder, which had trickled out of an envelope.

9.   When the powder was discovered inside the envelope, the building was sealed off as a safety precaution and the people inside were evacuated.