Many health officials around the world are working to contain second waves of the coronavirus. Join us as we examine what's driving the latest wave of surges around the world, as part of our regular series discussing the pandemic presented jointly with The Forum at Harvard T.H. Chan School of Public Health — and as a special podcast in The World's feed. Elana Gordon moderated a discussion with Yonatan Grad, from Harvard's department of immunology and infectious diseases.

Watch and listen to more of The World's Coronavirus Conversations here.