Republican lawmakers are attacking Sarah McBride and her right to use the bathroom. She isn’t taking the bait.

Delaware State Sen. Sarah McBride, elected this month as the first openly transgender member of Congress, called U.S. Rep. Nancy Mace’s attempts to keep her out of women’s facilities at the U.S. Capitol a distraction. Mace (R., S.C.) introduced a bill Monday prohibiting lawmakers, officers, and House employees from using “single-sex facilities” like restrooms and gym locker rooms “other than ...