Lockheed Martin (LMT) announced today that its board of directors has elected Jeh C. Johnson and James D. Taiclet, Jr. to the board effective January 1, 2018. Johnson, 60, is a partner at the international law firm of Paul, Weiss, Rifkind, Wharton & Garrison LLP. Previously, he served as U.S. secretary of homeland security as part of an exemplary career of public service. He also served as general counsel of the U.S. Department of Defense and the U.S. Department of the Air Force. He's currently a director of PG&E Corporation (PCG). Taiclet, 57, is chairman, president and chief executive officer...