WASHINGTON, 8 JUNE: A small-time actress from Texas has been arrested by the FBI for sending poisonous ricin-laced letters to US President Barack Obama and the New York Mayor Michael Bloomberg. Ms Shannon Richardson, 35, also known as Shannon Guess and Shannon Rogers, was arrested yesterday on charges of mailing a threatening letter to Mr Obama. If convicted, she faces up to 10 years in federal prison. According to the arrest affidavit, on 20 May, Ms Richardson is alleged to have mailed three letters containing the toxin ricin. The letters were sent to Mr Obama and Mr Mark Glaze in Washington and Bloomberg in New York City. Ms Richardson, who has played minor role in a few television serials was arrested today in Mt. Pleasant, Texas, and appeared before Judge Craven this afternoon in Texarkana for an initial appearance. According to reports, Ms Richardson first came to the attention of the FBI, when she called them to report that her husband may have sent the letters. pti