Adar Poonawalla: How to vaccinate the world

More from hardtalk2

Madawi Al-Rasheed: Can the Saudi Crown Prince's authority really be challenged?

Kenneth Chan: Is democracy lost in Hong Kong?

Volodymyr Zelensky: How is Ukraine's president faring?

Rob Schenck: Can Trump still count on the religious right?

Jewher Ilham: Fears for her Uighur family in China

Douglas Stuart: Stories of tender souls in tough places

Nobel Peace Prize winner, the World Food Programme, warns of famines ahead

US Democrat Senate Candidate Jaime Harrison: Joe Biden 'bringing calm to the storm we're in'

Leonid Volkov: Protests on the streets of Russia

Sviatlana Tsikhanouskaya: Has Belarus’s revolution stalled?