US CDC says all adults should get Covid-19 booster shots

The US Centers for Disease Control and Prevention (CDC) said on Monday everyone aged 18 years and older should get a booster shot, as it looks to tackle a new and highly infectious strain of the coronavirus that is quickly spreading across the globe.

The update comes after President Joe Biden on Monday called for wider vaccination to curb the spread of the Omicron coronavirus variant, which was first detected in southern Africa...