Blinken criticises China, says 'need to get to bottom' of Covid-19 origin

China’s failure to provide access to global health experts made the Covid-19 pandemic worse than it had to be, US Secretary of State Anthony Blinken said on Sunday, and it was important to “get to the bottom” of the origin of the novel coronavirus.

The top US diplomat’s sharp words underscored criticism from other members of the Joe Biden administration over Beijing’s lack of transparency in the crucial early days of the pandemic....