France, May 7 -- Vaccine developers Pfizer and BioNTech will donate coronavirus vaccine doses forathletes and officials preparing for the Tokyo Olympics, the International Olympic Committee (IOC) has said.

Delivery is set to begin this month to give Olympic delegations time to be fully vaccinated with a second shot before arriving in Tokyo for the Games, which open on 23 July.

It's the second major vaccination deal for the IOC.

An agreement was announced in March between the IOC and Olympic officials in China to buy and distribute Chinese vaccines ahead of both the Tokyo Olympics and next year's Beijing Winter Games.

Most countries have yet to authorise emergency use of Chinese vaccines. The IOC said any vaccination program must be do...