Michele Bachmann of Massachusetts is the nation 's longest-serving governor . GOP is a former Texas governor and a 2008 Mitt Romney presidential nominee . Analysts say the two do not like each other and are polar opposites .
Rick Perry of Texas is the nation 's longest-serving governor . Mitt Romney is a former Massachusetts governor and a 2008 GOP presidential nominee . Analysts say the two do not like each other and are polar opposites .