Each year, Reporters Without Borders issues a worldwide ranking of nations based on the extent to which they protect or abridge press freedom. The group’s 2015 ranking was released this morning, and the United States is ranked 49th. That is the lowest ranking ever during the Obama presidency, and the second-lowest ranking for the U.S. since the rankings began in 2002 (in 2006, under Bush, the U.S. was ranked 53rd). The countries immediately ahead of the U.S. are Malta, Niger, Burkino Faso, El Salvador, Tonga, Chile and Botswana. Some of the U.S.’s closest allies fared even worse, including Saudi Arabia...