Sorry for the double post. [Heading for the tall grass — and the radio!]
Gingrich was also very explosive with MSNBC, see video at link;
Newt Gingrich Destroys Obama on Experience in Comparison with Sarah Palin on MSNBC - Video 9/2/08
http://www.blogsforjohnmccain.com/newt-gingrich-destroys-obama-experience-comparison-sarah-palin-msnbc-video-9208