CNN CNN Saturday Morning April 28, 2013 12:10:00
>> reporter: steve holland's mother is the mississippi judge who received one of the letters. dutschke ran against him for a seat in the mississippi state house in 2007. >> he was a mad personality. he was a vicious kind of guy. he attacked me personally and even my entire family. that was his m.o. during the campaign. >> reporter: last week charges were dropped against the first suspect in the case, an elvis impersonator named paul curtis. he said he'd been framed and pointed to dutschke as a suspect. not long after agents searched the martial arts studio dutschke used to run as well as his h...