As the battle between the grassroots and the establishment sides of the Republican Party rages on, Sen. Lindsey Graham (R-SC) is taking a very public stance on the side of the establishment. “I’m going to embrace being a Chamber of Commerce Republican,” Graham said in an interview with The Greenville News in Greenville, SC this week. The Chamber of Commerce represents the biggest group fighting on behalf of the GOP establishment in its ongoing battle with the Tea Party movement, becoming deeply involved in Republican primary elections and pushing comprehensive immigration reform on Capitol Hill. “There’s a fight in our...