PHILADELPHIA -- The White House is weighing in the contentious topic of whether people will be required to carry so-called "vaccine passports" to show proof they have been immunized against COVID-19.
Scientists say a third wave of covid-19 is inevitable in the UK as restrictions lift, with some predicting tens of thousands more deaths. How bad will it get?
Some results have been hidden because they may be inaccessible to you
Show inaccessible results