Biden vows to vaccinate 300m people in US by end of summer or early fall

Plan to increase vaccine supplies to states and buy 200m more doses and give states more lead time

Joe Biden vowed on Tuesday to ramp up vaccination programs so that most of the US population is inoculated by the end of summer or early fall.

This will be enough vaccine to fully vaccinate 300m Americans by the end of the summer," the US president said on Tuesday afternoon, later adding end of summer, beginning of the fall", in a briefing at the White House.