‘Without a shot being fired, without even a clear sense of who the attacker is, much of the United States could find itself living in post-Katrina New Orleans, but without hope of a rescue anytime soon.” Stewart Baker, the founding policy director at the Department of Homeland Security under Pres. George W. Bush, makes this and other alarming announcements in his new book, Skating on Stilts: Why We Aren’t Stopping Tomorrow’s Terrorism. He explains why he’s so worried, what he learned about the ACLU, and more in an interview with National Review Online’s Kathryn Jean Lopez...