US
Millions of doses vaccine were expected to start rolling out across the United States on Sunday
Parliamentary secretary says vaccines will be provided free of charge
Federal government will ship the vaccines through its normal vaccine distribution system, says Alex Azar
Vaccines by Pfizer, BioNtech have shown promising results, says head of the global pharmaceutical industry group
AstraZeneca is facing tricky questions about its success rate that could hinder chances of getting speedy approval
Global hopes of beating the pandemic are high after US biotech firm Moderna announces nearly 95% effectiveness
Vaccine is stable for up to six months at a temperature of minus 20 degrees Celsius, about home freezer levels
Anti-microbial drug used to treat stomach ulcers and infections have shown promise in combatting coronavirus
High-profile Covid-19 vaccines developed in Russia and China share a potential shortcoming
Covid-19 vaccine will cost less than $140