1.   An envelope containing a threatening letter and a suspicious powder was found Thursday in the Capitol office of Sen. Tom Daschle of South Dakota, the Democratic majority leader.

2.   An international airport terminal in Vienna was closed late Sunday after a passenger reported finding suspicious powder in a newsstand, which tested negative for anthrax.

3.   An NBC News employee was infected with the skin form of anthrax after the network received mail containing a suspicious powder, authorities say.

4.   A SUSPICIOUS white powder was found at City Hall?

5.   Across the nation, local police and fire departments have responded to continuous calls in the last few days of reports of suspicious powder in letters and packages.

6.   After a suspicious white powder initially tested positive for anthrax, there was a breakdown in communications among some of the state and federal agencies involved.

7.   Emergency officials responded to calls around the state about suspicious powders being mailed or delivered to homes and businesses.

8.   Emergency rooms are bracing for a flood of frightened patients while bioterrorism labs are being swamped with samples of suspicious powders.

9.   Emergency officials Tuesday responded to calls around the state about suspicious powders being mailed or delivered to homes and businesses.

10.   First, local police and fire departments investigate reports about suspicious white powders.