UK Covid live: country faces ‘substantial third wave’, warns Professor Neil Ferguson – as it happened

When the agreement was being negotiated, it might be that our British partners couldn’t fully estimate the consequences of the Brexit they [chose], what it would mean to leave the single market, the customs union, how complex it would be for businesses, for the government, for IT systems for the training of personnel.

Now I would say gradually more and more things are coming to the table. We see it [in talks with Lord Frost.] Every time we meet there are new topics coming to the table, some of them foreseen, some of them unforeseen.