Covid-19 response team

US President-elect Joe Biden holds a face mask as he and Vice President-elect Kamala Harris address reporters after meeting with members of his coronavirus disease (Covid-19) Transition Covid-19 Advisory Board in Wilmington, Delaware, US, November 9, 2020. REUTERS/Jonathan Ernst
Coronavirus chronicle

US medical leaders urge Trump to share Covid-19 data with Biden

The Biden team has been trying to devise a coordinated national coronavirus strategy