As the world grapples with the scale and severity of the coronavirus pandemic, President Trump has both pointed fingersatand asked for help from the W.H.O., China and international industry.Ambassador Nicholas Burnsserved asU.S. Undersecretary of State for Political AffairsandU.S. Ambassador to NATOunder President George W. Bush. He’s nowprofessor ofdiplomacy andinternationalrelations at the Harvard Kennedy Schoolof Government, and hejoins hostKrys Boyd to talkabout strategies to align the world in the battle forcollectivepublic health. Hisessayin Foreign Affairs is “How to Lead in a Time of Pandemic.”