reports the Mirror.SAGE said it was "likely to have similar levels of effectiveness as national lockdown in Spring" and bring the R below 1."Modelling suggests that 14 days of significant reduction in transmission in October could put the epidemic back 28 days and could significantly reduce the prevalence of infection in December" they said in the papers published tonight.Adding: "As with all interventions the earlier it is implemented (in the face of growing incidence) the higher the