Reporting by David Ljunggren and Steve Scherer.
（A spokesperson for Biden did not immediately respond to a similar request.Greece weathered the first wave of the pandemic relatively well but a surge in cases since October has badly strained its health system.
還is a political chameleon who has shifted from the right towards the moderate centre of late.
國(guo)but a former president enjoys no such protections.
個the California secretary of state and the son of Mexican immigrants.
A study published by vaccine confidence researchers in November found that conspiracy theories and misinformation fuels mistrust and could push COVID-19 shot uptake rates below levels needed to protect communities against the disease.