how to drive a post pandemic economic recovery — and the small matter of tackling climate change. well today borisjohnson is promising the uk wil donate 100 million vaccine doses to poorer countries — that comes after president biden promised 500 million doses. yesterday mrjohnson and mr biden had their first face—to—face talks. the prime minister said the relationship between the two countries is "industructible". 0ur diplomatic correspondent james landale reports. summits can sometimes be talking shops, where the pictures of world leaders rubbing shoulders — or at least elbows — are not matched by policy decisions that change lives. well, this g7 could be different, for the wealthy nations which make up this group have a chance to take real action to tackle the covid pandemic. in africa, only about 2% of people have been vaccinated,