Summary: A year and a half into the pandemic and people are still asking where the COVID-19 virus originated. The so-called lab-leak theory is gaining momentum among some scientists and journalists who contend this story has the makings of a mass cover-up. Contributors: Nicholas Wade - Former science reporter, New York Times James Palmer - Deputy editor, Foreign Policy Amy Maxmen - Senior reporter, Nature Gideon Meyerowitz-Katz - Epidemiologist, University of Wollongong; columnist, The Guardian On our radar One journalist in Pakistan is beaten up. Another is being censored. Richard Gizbert speaks to producer Tariq Nafi about the country’s red lines that you cannot cross. Forced to forget, determined to remember: The Tiananmen massacre Chinese officials have tried to erase the Tiananmen Square massacre from the country’s history but dissidents outside the mainland are doing what they can to keep the memory alive. Contributors: Lee Cheuk-yan - Founder, June 4th Museum; chairman, Hong Kong Alliance Wu’er Kaixi - Tiananmen protest leader Yaqiu Wang - China researcher, Human Rights Watch
