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.
More top news
Through the morning an area of rain will steadily track northeastwards across central England.
An outdoor nursery where children are only allowed to play with toys they have made themselves has been named Britain's Best Nursery.
The prime minister said changes will be made to the Gender Recognition Act in order to reflect updated attitudes towards being transgender.