In this second installment of audience questions, viewers and listeners from nearly three dozen nations spanning six continents ask Hoover senior fellows Niall Ferguson, H. R. McMaster and John Cochrane about the durability of America’s “empire,” Putin’s war crimes, Henry Kissinger’s worldview, and the future of Western universities. Preceding all of that: an on-the-ground report from Cochrane in Tokyo, who is amazed that “it’s possible to run a city that is not a zombie apocalypse.”