You are making the same mistake the Perry supporters did.
You mistakenly think attacking the other guy helps yours. No it doesn’t.
GOP voters are not impressed with Candidates who attack their own.
You punch at people, they will punch back
So which Newt am I suppose to vote for?
The one who talks tough on Immigration reform in Arizona
http://www.thirdage.com/news/newt-gingrich-talks-immigration-laws_10-20-2011
Or the Newt who promises Hispanic leaders a “Middle way on Immigration”
http://www.freerepublic.com/focus/f-news/2792686/posts