Scientists around the world are working on more than 150 vaccine candidates for the Wuhan virus. Who is leading the race? WION's Palki Sharma tells you more.

Gravitas: A vaccine for Wuhan Virus, Who is leading the race

China is offering its vaccine to other countries to win friends. But, the Chinese vaccines are being tested on people separately from the normal regulatory approval process. @palkisu tells you more about China's vaccine diplomacy.

Gravitas: China is selling its vaccine, without a stamp of approval

Scientists around the world are working on more than 150 vaccine candidates for the Wuhan virus. Who is leading the race?

Major world powers scramble to find COVID-19 vaccine | Watch report