As US President Joe Biden pushed the US intelligence community to find out the origin of the virus, World Health Organization's(WHO) emergencies chief Michael Ryan asserted that science should be separated from politics.

Virus origin probe 'poisoned by politics', says WHO

According to an American newspaper, in November 2019, three researchers in China fell sick - all three of them worked at the Wuhan Institute of Virology. Watch: It is the same Wuhan laboratory that is at the centre of the controversy.

Wuhan Institute of Virology in China once again under scanner over virus origin

One year back, the World Health Organisation (WHO) had appointed an independent panel to probe what went wrong and how the outbreak in Wuhan turned into a global catastrophe.

'21st century Chernobyl moment': WHO panel fails to address virus origin

The WHO-China probe team has ruled out only one possibility, they say that the COVID-19 virus did not escape from the Wuhan lab. They have ruled out the Wuhan lab leak hypothesis but they say that the result of their probe is still inconclusive.

Tedros: Further investigation needed on COVID-19 origin

The World Health Organisation (WHO) Chief Tedros has now revealed that the origin of the COVID-19 pandemic needs further study. He also asserted that all hypothesis are on the table.

WHO-China team rules out Wuhan 'lab leak' hypothesis

WHO chief Tedros Adhanom Ghebreyesus said on Tuesday that he was “disappointed” with China as it hadn't finalised permissions for the arrival of the team which is set to investigate the origin of the coronavirus.

Disappointed with China over delayed access to virus investigation team: WHO chief Tedros

As the WHO investigates the origins of coronavirus, reports say Chinese government officials are strictly controlling all research into the origins of the virus.

How Chinese officials are monitoring coronavirus origin research