Washington — President Trump said the U.S. is getting involved in efforts to strike peace in Sudan amid an ongoing civil war there, at the request of his "very good friend" Mohammad bin Salman, the crown prince of Saudi Arabia.  Mr. Trump made the announcement Wednesday as he spoke at the U.S.-Saudi Investment Forum at the Kennedy Center in Washington, one day after a lengthy meeting with the crown prince, known as MBS, in the Oval Office. The State Department has already said the U.S. has been