Hillary Clinton surprised an 8-year-old girl with a letter earlier this month after the elementary school student lost an election for class president to a boy by a single vote. Martha Kennedy Morales, a third-grader at a private Quaker school in College Park, Md., decided to run for the top office as part of a lesson on government in which elections for class president and Congress were held, the Washington Post reported. Morales told the paper she lost to a “popular” fourth-grade boy and was affirmed as vice president. “As I know too well, it’s not easy when you stand...