But one of these letters was presented by a stock salesman to a man who had never met the Senator. He resented the letter, especially because it was written on the stationery of the U. S. Senate.

WASHINGTON – Investigators have found an anthrax-tainted letter addressed to Democratic Sen. Patrick Leahy, the second bearing the deadly germ known to have been sent to Capitol Hill, the FBI ...

The letter isn’t the first laced with ricin sent to a Senator. In 2004, a letter containing minute traces of ricin arrived in the mailroom of Senator Bill Frist of Tenn. Prior to that threat, ...