Commentary RAPID CITY, South Dakota—South Dakota Gov. Kristi Noem likes to present herself as a “normal everyday” person “who enjoys life.” Appearing at FreedomFest 21, a gathering of 2,700 conservatives and libertarians, Noem said, “nobody knew who I was until liberals began attacking me every night on the national news.” She’s referring to her conservative views on economic and social issues. Noem benefits from a roaring economy. She says there are fewer than 2,500 South Dakotans on public assistance and 28,000 job openings. The state has no sales tax. Property taxes average 1.22 percent. Annual economic growth is 9.9 percent, among the nation’s best. Houses are inexpensive relative to many other places. With such figures it’s no surprise there’s been a population growth of 8.9 percent since 2010. We talked shortly after recent shootings in Northwest Washington, D.C., and an outraged Robert J. Contee III, the police chief in Washington, blamed judges for releasing criminals …