Communities across the nation have been celebrating the Martin Luther King Jr. holiday with acts of service, prayer services and parades. But with the November presidential election as a backdrop, some events on Monday took on an overtly political turn. In Atlanta, Liz Cheney spoke at the the annual commemorative service at the historic Ebenezer Baptist Church, where King served as pastor. The former U.S. Representative who served on the U.S. House Committee that investigated the Jan. 6 insurrection, had especially harsh words for Trump. She referred to him only as “a former president...