Media Matters has compiled many of the incidents where Rush Limbaugh linked Democrats & progressives to terrorists is some form or another. It's quite a list...
From Media Matters:
In the fallout over comedian Wanda Sykes' comments about Rush Limbaugh during her May 9 appearance at the annual White House Correspondents' Association dinner, Media Matters for America has revisited the numerous instances over the years in which Limbaugh has attacked Democrats, progressives, and the media by linking them to terrorists.
Examples from Limbaugh's nationally syndicated radio show and elsewhere include:read more | digg story