Biden makes bullish promise that everyone who 'wants a vaccine will have it in spring': President pledges to vaccinate at least 200m in five months and says 'we can be well on our way to herd immunity by summer' President says he is confident of reaching 1.5 million doses a day 'within weeks' and that country can be 'well on our way to herd immunity' by summer But warns 'we will still be dealing with COVID in the fall' and repeats warning of hitting 600,000 deaths The seven-day rolling average for daily vaccinations nationwide is currently at 1.2 million - putting 1.5 million apparently well within range