As U.S.-China friction escalates, the rhetoric in Washington has grown increasingly ugly and hostile. The Trump administration, concerned about intellectual property theft and other questionable behavior on the part of Beijing, has embarked on a program of targeting students and professionals of Chinese descent. Not only are these actions antithetical to America’s immigrant roots, they are damaging to U.S. interests and competitiveness. Stoking racial divides is exactly the wrong way to fight the problem. The U.S. has long had policy differences with the People’s Republic of China, but the current White House and the national security community have ratcheted up...