By — Geoff Bennett Geoff Bennett Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/annie-jacobsen-and-geoff-bennett-discuss-biological-war-on-settle-in Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Audio What would happen if the next major national security threat wasn't a missile or a bomb but a deliberately engineered pathogen? That's the premise of "Biological War: A Scenario," the new book by Pulitzer Prize-winning investigative journalist Annie Jacobsen. Geoff Bennett discussed America's preparedness for biological threats with Jacobsen on our PBS News podcast, "Settle In." Listen to this Segment Watch Watch the Full Episode PBS NewsHour from Aug 04, 2026 By — Geoff Bennett Geoff Bennett Geoff Bennett is co-anchor and co-managing editor of PBS News Hour, where he brings incisive reporting and sharp analysis to the political and cultural forces shaping American life. @GeoffRBennett