Politics playing a role in terror threat announcements? Nah, couldn't be....
"...But five weeks after the effort began, U.S. intelligence and law enforcement officials say they have found no direct evidence of an election-related terrorist plot. Authorities also say that a key CIA source who had claimed knowledge of such plans has been discredited, casting doubt on one of the earliest pieces of evidence pointing to a possible attack....."
http://story.news.yahoo.com/news?tmpl=story&cid=1802&ncid=1802&e=1&u=/washpost/20041
023/ts_washpost/a55597_2004oct22