Frank Kendall, the Pentagon's acquisition chief, on Wednesday sought to address concerns voiced by Sen. John McCain (R-AZ) and defense industry advocates over a new draft policy on commercial pricing. "First of all, it's a draft rule," Kendall said at the National Press Club. "I don't think anybody should be overly concerned about this rule yet. It is not a final rule." McCain, however, voiced his concerns in a Sept. 8 letter to Defense Secretary Ash Carter , asserting that...