One Republican senator described his house painter as a "little Guatemalan man." Another called an Indian man a "macaca," a type of monkey. Just as the GOP is pushing for minority voters, the two recent gaffes have fed the perception among some blacks, Hispanics and Asian-Americans that Republicans are out of touch with the changing face of the nation. "There is disconnect at some level," said Michael K. Fauntroy, a professor of public policy at George Mason University. "The country is becoming browner and new voters, particularly new immigrant voters, don't respond favorably to (offensive) comments. "They may have already...