MT @Markhalperin @RickSantorum confronted by @davidgregory w/ sprt 4 @MittRomney in '08 says only vouched for Mitt b/c he didn't like McCain
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MT @Markhalperin @RickSantorum confronted by @davidgregory w/ sprt 4 @MittRomney in '08 says only vouched for Mitt b/c he didn't like McCain