Three Senate office buildings were shut in after tests found ricin in mail that had been sent to the Senate majority leader's office. The biological agent was also sent to the White House and the Department of Transportation in November There were no injuries in those incidents. Recommended World faces growing threat of 'unbearable' heatwaves. Criminal charges against Alec Baldwin not ruled out: Prosecutor. France threatens UK with sanctions in fishing row. Brazil senators back criminal charges against Bolsonaro.
A search of Curtis's computers found no evidence he researched making ricin. Authorities produced no other physical evidence at the hearings tying Curtis to the letters. All the envelopes and stamps were self-adhesive, Grant said Monday, meaning they won't yield DNA evidence. One fingerprint was found on the letter sent to a Lee County judge, but the FBI doesn't know who it belongs to, Grant said.
The experience, Curtis said, has been a nightmare for his family. He has four children — ages, 8, 16, 18 and It also has made him reflect deeply on his life.
Charges dropped for U. World Charges dropped for U. President Barack Obama and others, while authorities searched at another man's home in connection with the case. Social Sharing. Related Stories Ricin letters case suspect arrested in U. External Links U. CDC facts about ricin. The FBI says preliminary tests on the letter sent to Obama indicate the presence of the poisonous substance ricin. The letter is undergoing further testing because preliminary field tests can be unreliable, creating false positives.
All mail has been sorted and tested off-site since letters laced with anthrax were posted to two senators in Michigan Senator Carl Levin also revealed that his regional office in his state received a suspicious letter and that authorities have been alerted. US authorities are now investigating. The news comes the day after it emerged that a letter laced with the deadly poison ricin has been sent to Mississippi Senator Roger Wicker.
The FBI launched an immediate investigation into the letter and sent it for further analysis after preliminary tests revealed traces of ricin - a poison that can cause death within 72 hours when exposed to as little as a pinhead amount.
It was intercepted in a mail handling facility en route to Senator Wicker and immediately quarantined. Officials have said that sharing oil and gas revenue with Gulf Coast states hurts national conservation efforts and other federal programs. Edward Markey, D-Mass. Hanna said it would be difficult to change the law, noting Gulf Coast lawmakers have "always led efforts to even further increase the state share.
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