rader said in hindsight he thinks that call was dumb. >> that was kind of a -- that was kind of an impulsive or really stupid thing to do because i left my voice pattern and my voice on there. >> and still rader was not done communicating. the following month he sent a poem written with a child's printing set on an index card to the wichita eagle newspaper. the poem patterned after a nursery rhyme referred to shirley vian's murder. several days later he sent another letter. the most disturbing one yet. the one that finally put the killer on the news and put the community in a tailspin. >> what kind of leads do you have? >> we have absolutely nothing that will point us to any one particular individual. >> a killer now in the spotlight he craves. >> he absolutely terrorized the community. everyone was a suspect. the fear was palpable. >> when "confessions of btk" continues. plaque psoriasis...