Medical experts weigh in on WHO virus origin report

40:27

The World Health Organization released the final report on its investigation into the origins of the pandemic-causing coronavirus on Tuesday, saying COVID-19 introduction through an intermediary host was considered to be "likely to very likely." It concluded a laboratory leak is an extremely unlikely source. Medical experts from three countries weigh in on the findings. They are Vincent Racaniello from Columbia Univeristy, Alice Hyun-Kyung Tan from MizMedi Women's Hospital, and Ding Sheng from Tsinghua University.

Aired: 03/31/2021