Last week without fanfare, a 230-page military document (PDF) appeared in the public domain. The document, authored in May 2016, is a comprehensive list of rules, standards, and definitions governing the heart of what the military does: picking targets, and making sure those targets are valid and within the bounds of the laws of war. The Pentagon isn’t exactly sure how the document ended up online. On Monday, Nov. 15, the nonprofit Federation of American Scientists ran a short post on the newly public document. Entitled “Joint Chiefs Urge “Due Diligence” in Targeting the Enemy,” the post...