Open this photo in gallery: Elon Musk leaves following a luncheon with members of the Senate Republican Conference, on Capitol Hill, in Washington, on March 5.KENT NISHIMURA/Reuters The Pentagon was scheduled Friday to brief Elon Musk on the U.S. military’s plan for any war that might break out with China, two U.S. officials said Thursday. Another official said the briefing would be China focused, without providing additional details. A fourth official confirmed Musk was to be at the Pentagon on Friday, but offered no details. Hours after news of the planned meeting was published by The New York Times, Pentagon…