Debate resurfaces over origins of novel coronavirus

From the moment the novel coronavirus was identified, there were questions about its origin. This week, reports suggest U.S. diplomats are concerned about a lab in Wuhan, China -- the city where the outbreak began. Nick Schifrin reports and talks to Dr. Luciana Borio, who served on the National Security Council under President Trump, about what scientists do and don't know about this deadly virus.

from PBS NewsHour - Segments https://ift.tt/2RK8NYO