Tennessee's new 9th Congressional District 9 starts in Nolensville and runs through rural towns like Pulaski ending at the Memphis International Airport. (Photo: Adam Friedman/Tennessee Lookout)Krystal Donnelly raises her eyebrows, purses her lips and lets out a deep exhale while standing outside the Pulaski dry cleaners she’s worked at for over two decades. “Oh, the fun Nine.” It’s the eve of America’s 250th anniversary, it’s hot, and Donnelly …