Last Updated: Saturday, June 29, 2013, 01:03
A federal grand jury has indicted a woman who authorities say sent ricin-laced letters to President Barack Obama and others in an attempt to frame her estranged husband.
Last Updated: Saturday, June 08, 2013, 08:35
A woman who told FBI agents her husband had sent ricin-tainted letters to President Barack Obama and New York Mayor Michael Bloomberg has been arrested.
Last Updated: Saturday, May 18, 2013, 23:52
The FBI and other law enforcement agencies executed a search warrant on Saturday in the case of two letters containing the deadly poison ricin that were intercepted this week at a post office in Washington state.
Last Updated: Sunday, April 28, 2013, 09:05
A 41-year-old martial arts instructor was charged with sending ricin-laced letters to President Barack Obama and other public officials following his arrest Saturday.
Last Updated: Wednesday, April 24, 2013, 10:13
A US man accused of sending a poison-laced letter to the White House was released from jail with his charges dismissed Tuesday as officials searched the home of a rival.
Last Updated: Thursday, April 18, 2013, 08:46
A letter addressed to President Barack Obama tested positive for ricin, and authorities arrested a suspect, stoking alarm in Washington on Wednesday after an earlier scare over poisoned mail.
Last Updated: Wednesday, April 17, 2013, 09:15
US authorities intercepted a letter that contained the deadly poison ricin and was bound for Senator Roger Wicker`s office, officials said on Tuesday.
Last Updated: Saturday, August 13, 2011, 13:39
Al Qaeda`s affiliate in Yemen is trying to produce deadly poison ricin to use in attacks against US.
Last Updated: Friday, April 16, 2010, 14:24
French researchers said on Thursday they had found two possible compounds that could protect against ricin.
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