A new book contains additional confirmation of what we already know about the Obama administration's response to Benghazi attacks. Namely, that pretty much everyone up and down the chain of command understood the raid to be a terrorist attack: Just minutes after 35 jihadists crashed through the U.S. diplomatic compound in Benghazi, Libya, nearly one year ago, the facility got word to the State Department, FBI and Pentagon that terrorists were attacking, according to a forthcoming book that provides the fullest review of the assault to date. In “Under Fire, the Untold Story of the Attack in Benghazi,” it is...