On the Shelf The Fall's Biggest Nonfiction If you buy books linked on our site, The Times may earn a commission from Bookshop.org, whose fees support independent bookstores. Oprah Winfrey called it “searing”, “powerful” and “needed.” Peril By Bob Woodward and Robert Costa Simon & Schuster: 512 pages, $30 Sept. 21 Closing out his trilogy on Donald Trump, Woodward is …