A city of 11 million people in lockdown, more than 2 thousand dead, tens of thousands infected and rising anger over how the crisis is being handled. Welcome to Wuhan, the sprawling capital of Central China’s Hubei province.

It is a place where local officials were withholding information and doctors who were talking about the outbreak were explicitly told to keep quiet by the government.

As scientists are racing to find a vaccine the rest of us are left wondering how this outbreak is going to develop or how many people are going to get infected.

This Four Corners special charts how the outbreak occurred and investigates whether a cover-up by Chinese authorities allowed the virus to spread.