91.   Trace amounts of anthrax were found in a Senate office building that had been fumigated with chlorine dioxide gas two weeks ago in an attempt to kill lingering spores.

92.   Trace amounts of anthrax also were found in the mail room of the Washington Veterans Affairs Medical Center, based on tests completed Saturday by the CDC.

93.   Trace amounts of anthrax were discovered in the offices of four more lawmakers in congressional buildings where it had earlier been found.

94.   Trace amounts of anthrax were detected in the offices of three House members in the Longworth Office Building, shuttered for more than a week.

95.   Uranium occurs naturally in soil, water and air, and humans normally pick up trace amounts from food and water.

96.   Trace amounts of anthrax were then found in several mailrooms and in pouches sent to US embassies in Lima, Peru, and Vilnius, Lithuania.

97.   Trace amounts of the bacteria were then found in several department mail rooms and in pouches sent to US embassies in Lima, Peru and Vilnius, Lithuania.

98.   The department confirmed last week that trace amounts of the bacteria were discovered in a mail pouch at the US embassy in Vienna, Austria.