Diego Leibman drove his small red sedan from California to Charlotte a few weeks ago when the Mecklenburg County Democratic Party hired the recent Stanford University grad to launch Mecklenburg Unidos, the party’s first Latino outreach effort. While Anderson Clayton, chair of the North Carolina Democratic Party, focused on cutting losses in rural areas, Mecklenburg was key to two other strategies: running up the numbers in the urban core, especially the Black and Latino populations that make up 33 and 16 percent of the county respectively, and flipping moderate Republicans, especially women, in the suburbs and exurbs.