Seems almost like payback time...the same as the Palestinian MO. The targets don't matter as long as they are the "enemy".
According to Alqueda/Taliban book, terrorists can act on their own if leadership is not available. I'm thinking a team at work..perhaps associated with the cell in Oregon??.
Sac
The two letters to Daschle and Leahy were postmarked October 9....in Trenton New Jersey....
The first confirmed case (the photo editor at American Media in Florida) was announced a year ago today. (I had the same thought, and looked it up.)