Researchers also said the vaccine protects people against the Wuhan and Kent strains of coronavirus.
Scientists debunked at least one conspiracy theory relating to the coronavirus.
The team, who are set to visit Wuhan, were blocked from entering the country, WHO director general Tedros Adhanom Ghebreyesus said.
The comedian disguised himself as a bluegrass artist and led some members of the crowd to sing about injecting liberals with the "Wuhan flu."
Remember when we all had to limit ourselves to 15 minutes near an infected person? Here's how the rules keep changing – and why.
The Office of the DNI said it was still examining an as-yet-unproven theory that the outbreak may have resulted from "an accident at a laboratory in Wuhan.”
The government's furlough scheme has been extended to the end of June. Here's the latest.
The city of Wuhan, where the COVID-19 outbreak started, will remain locked down until April 8, officials said.
The Communist Party's top disciplinary body also said a “solemn apology” had been issued to Li’s family.
China has reported no new domestic transmissions of coronavirus for the first time since the outbreak started, while in the UK, the government has announced the closure of schools, colleges and nurseries from Friday. The death toll in Italy increased by 475 – the highest in a single day – as more than 40,000 people are charged for violating the enforced lockdown in the country.