sojohn alden's a health expert who has worked for five governments and ten secretaries of state., track and trace _ the existing system. the test, track and trace was _ the existing system. the test, track and trace was built, - the existing system. the test, | track and trace was built, from my perspective, in the normal way. instead of having spent the billions that we have creating a new system, we had spent probably less than that reinforcing the existing system, i think we would have been a lot better off. that failure contributed to the reason we had a higher death rate and the biggest economic hit from covid of any g7 country. hit from covid of any g7 country-— hit from covid of any g7 country. hit from covid of any g7 count . ., _ , country. the government says it had built from _ country. the government says it had built from scratch _ country. the government says it had built from scratch the - had built from scratch the largest network of diagnostic testing facilities in british history, which has carried out over 110 million covid tests. it says it has worked with hig