05/10/2011 10:02 am ET | Updated Jul 10, 2011

Newt Gingrich -- Serious Candidate Or Sideshow?

Former House Speaker Newt Gingrich has always been a divisive figure -- even within the Republican party. So, it's not all that surprising that Gingrich's plan to run for president in 2012, which will be formally announced on Wednesday, has quickly divided people into two camps.

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