April 18th, 2013
07:38 AM ET
2 years ago

Test results due in ricin scare; Mississippi man arrested

(CNN) - Test results were expected Thursday on letters possibly contaminated with the deadly poison ricin that were sent to President Barack Obama and Sen. Roger Wicker this week.

The FBI arrested Paul Kevin Curtis in connection with the case at his home on Corinth, Mississippi, on Wednesday, the department said in a statement.

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