Biden vows to send 20m doses of US-approved Covid vaccines overseas

• US has already promised 60m doses of AstraZeneca to allies
• Biden pledges US will arsenal of vaccines' for the world

Washington will send 20m doses of US-approved coronavirus vaccines overseas by the end of June, Joe Biden confirmed on Monday.

In combination with the 60m doses of AstraZeneca's coronavirus vaccine that the US has already promised to foreign allies, the Biden administration will send 80m vaccine doses abroad over the next six weeks.