A top global health expert's message to graduates: Kick the tires

Maria Van Kerkhove speaks at a World Health Organization press conference. The public face of WHO at over 250 briefings on COVID, she says she and her colleagues are now scrambling to respond to the "abrupt" halt in most U.S. foreign aid.

NPR interviews Maria Van Kherkove, the infectious disease epidemiologist who is a leader in the World Health Organization.

(Image credit: Fabrice Coffrini/AFP via Getty Images)