Gen. Milley did the wrong thing for honorable reasons. We need new rules for starting nuclear war

Anew book by journalists Bob Woodward and Robert Costa contains a singularly startling allegation. In the waning weeks of the Trump administration, Gen. Mark Milley, chairman of the Joint Chiefs of Staff, twice called his counterpart, Gen. Li Zuocheng, of the People’s Liberation Army, offering assurances that the United States was not about to launch an attack against China.