A dust mask and other items seized from the martial arts studio of a Mississippi man charged with sending letters laced with a deadly poison to President Barack Obama have tested positive for ricin, according to a court document released on Tuesday.
Tupelo martial arts instructor Everett Dutschke is also charged with sending poisoned letters to two other public officials.
Records seized by the FBI also showed that he ordered castor bean seeds, used to make ricin, from eBay, FBI Special Agent Stephen Thomason said in an eight-page affidavit.
A Mississippi martial arts instructor has been charged with making and possessing ricin in the investigation into poison-laced letters sent to President Barack Obama and others.
US attorney Felicia C Adams and Daniel McMullen, the FBI agent in charge in Mississippi, made the announcement today following the arrest of 41-year-old James Everett Dutschke.
FBI spokeswoman Deborah Madden said Dutschke was arrested at his house in Tupelo.
The letters, which tests showed were tainted with ricin, were sent on April 8 to Obama, Senator Roger Wicker of Mississippi and 80-year-old Mississippi judge Sadie Holland.
Dutschke is expected to appear on Monday in US District Court in Oxford, Mississippi.
A Mississippi martial arts instructor has been charged with attempting to use a biological weapon, the US Department of Justice has announced.
James Everett Dutschke, who is 41, was arrested following searches at his home and a former business, as part of an investigation into ricin-laced letters sent to President Barack Obama and two other public officials.
If convicted, Dutschke faces maximum possible penalties of life imprisonment, a $250,000 fine and five years of supervised release.
He is expected to appear in the United States District Court in Oxford, Mississippi, on Monday.
A martial arts instructor from Mississippi has been arrested by US authorities investigating the ricin-laced letters sent to Barack Obama and other officials, police have told Reuters.
Everett Dutschke, 41, was taken into custody this morning from his Tupelo home, which was searched twice last week along with the premises of his former martial arts studio in the city.
US prosecutors dropped charges on Tuesday against another Mississippi man, Elvis impersonator Paul Kevin Curtis.
He was released from jail after a search of his home in nearby Corinth revealed no incriminating evidence.
Authorities in the United States say they are dropping charges against a man accused of sending letters containing poisonous ricin to the US President Barack Obama along with a senator.
Prosecutors say they uncovered new information and freed Paul Curtis from custody. Police are now searching the home of another Mississippi man.
Paul Curtis says he respects President Obama, loves his country and would never do anything to pose a threat to him or any other US official.
A preliminary hearing has been set for tomorrow for a man accused of threatening President Barack Obama and others, after he allegedly posted them letters containing suspected ricin.
Paul Kevin Curtis, 45, is scheduled to appear in federal court later and if convicted could face up to 15 years in prison.
A man charged with mailing suspected poisonous letters to US officials has said that he is surprised by his arrest and claims to be innocent, his attorney has told the Associated Press.
A man accused of mailing suspected poisonous letters to US officials has been charged with making a threat against President Barack Obama, according to Reuters.
A senate official has said that a laboratory test confirmed a letter to the Senator contained poisonous ricin, according to the Associated Press. More tests are expected, the official added.
A man has been arrested in connection with three letters sent to US officials, including President Barack Obama, which are suspected of containing poisonous ricin.
The FBI said Paul Kevin Curtis, a 45-year-old from Corinth, Mississippi, is "believed to be responsible for the mailings of the three letters sent through the US Postal Inspection Service."
The letters, "which contained a granular substance that preliminarily tested positive for ricin" were addressed to a Republican senator, the White House and a Mississippi justice official, the FBI said.