Wednesday 4 August

Published: Aug. 4, 2021, 7 a.m.

Coronavirus returns to Wuhan and a report in the US gives credence to the lab-leak theory. Then, as an outspoken activist is found dead in Kiev, we speak to the prime minister of Estonia about an anticipated Belarusian refugee crisis. Plus: we return to Beirut on the one-year anniversary of the deadly port explosion.