More Tests Needed in Texas Ricin Scare
A University of Texas student found a substance in a roll of quarters that tested positive for ricin, a potentially deadly poison, but more tests were needed, officials said Saturday.The 19-year-old student, who said she unwrapped the powder in her dormitory room Thursday, and her roommate were checked at a hospital for potential exposure to the poison, although neither had any symptoms, officials said.Full Story