US Centres for Disease Control and Prevention backs Covid-19 booster shot plan

Advisers said boosters should be offered to people 65 and older, nursing home residents and those ages 50 to 64 who have underlying health problems (Kirsty O’Connor/PA)

Plans to give millions of Americans booster shots for Covid-19 have been approved by the US Centres for Disease Control and Prevention.

The move starts a major new phase in the country’s vaccination drive against the pandemic.