From the Washington Post:

Some of the Democrats who opposed Rice were centrists from states in which President Bush won or ran strongly in November, including Robert C. Byrd (D-W.Va.), Mark Dayton (D-Minn.), Carl M. Levin (D-Mich.) and Tom Harkin (D-Iowa)

Carl Levin’s a centrist? Tom Harkin’s a centrist? I could go on…