EMIC

Opinion accepted.
However - a temperature check on either arrivals, or at that particular stage in mid-March, on transfer passengers would have helped segregate passengers - for the safety of others.

Heathrow was being used as an exceptional transit point as at that particular time UK was excluded from the bans on Sheghen countries. Hence more and more passengers from infected areas in EU were in transit to Asia and the US were coming through London.

The speed of the spread in China, alerted the WHO to state that all countries prepare - very few did.