....On Sept. 12, Director of National IntelligenceJames R. Clapper told the White House that a spontaneous demonstration over the Internet video grew into a violent attack. Two days later, Mr. Petraeus echoed that account in closed-door comments to senators, according to news reports. At the time, Mr. Petraeus had ended an extramarital affair with his biographer, Paula Broadwell, who was at the center of an FBI investigation over threatening emails to a women she saw as a romantic rival. Conservatives have asked whether the Petraeus scandal prompted the director to toe the administration line. Mr. Petraeus has since resigned. Senators...