Federal authorities, some in hazmat suits, walk outside the staging area as they search the site of a martial arts studio once operated by 41-year-old Everett Dutschke, Wednesday, April 24, 2013 in ... more 
Federal authorities, some in hazmat suits, walk outside the staging area as they search the site of a martial arts studio once operated by 41-year-old Everett Dutschke, Wednesday, April 24, 2013 in Tupelo, Miss., in connection with the investigation into poisoned letters mailed to President Barack Obama and others. (AP Photo/Rogelio V. Solis) less 
1 / 30
Associated Press | Photo By Rogelio V. Solis
Thu, Apr 25, 2013 5:09 AM EDT