After No10 announced an extension to the lockdown today, many were left with more questions than answers about when and how it might start to be eased.
We asked two top experts for their insights into the way back to normality... How do we know when we have reached the peak? Prof Martin McKee, professor of European Public Health at the London School of Hygiene and Tropical Medicine, said: “First, we are still testing many fewer people than in our European neighbours. "Second, it seems to be very difficult to get timely data on deaths. “Once we have good quality data, we can ask whether the reproduction number – or R0 – has fallen below 1. "If it has, we will know that every person who is infected is passing the infection on to fewer than