21.   Across the country, officials have been checking out suspicious powders and letters, the vast majority of which have been found harmless.

22.   After findings of potentially deadly anthrax linked to mailings in the United States, Italian authorities have been on guard for any suspicious powder.

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

24.   An unidentified person, also living in Basel, received a letter at home with a suspicious powder and handed both the envelope and its contents to police.

25.   Biohazard experts closed the health ministry Thursday after an employee opened a letter containing suspicious powder addressed to the former U.S. ambassador, police said.

26.   Dozens of cases of suspicious powders continue to crop up from China to France to Germany.

27.   Dozens of cases of suspicious powders continued to crop up Thursday from China to France to Germany.

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

29.   In Lebanon, two letters with suspicious powder tested negative for anthrax.

30.   In Slovakia, police seized four envelopes in the past two days that contained suspicious powders or crystals, Interior Minister Ivan Simko said.