cautious now we have the chance in the next four weeks to save many thousands of lives by vaccinating millions more people. fix. vaccinating millions more --eole. �* ., vaccinating millions more neale. �* ., ., vaccinating millions more --eole. ., ., , people. a lot of the focus thereon _ people. a lot of the focus thereon that _ people. a lot of the focus thereon that delta - people. a lot of the focus l thereon that delta variant. 0ur medical editor fergus walsh has been taking a closer look. it is the rise of the more infectious delta variant that has led to the pause button being hit on unlocking. this scientist modelling the epidemic had warned ministers that a final lifting of all restrictions next week would lead to a large resurgence in cases and hospital admissions, thoughjust how big a wave is unclear. they suggest a four—week delay in unlocking would reduce the peak in hospital admissions by a third to a half — as more people will be vaccinated. the next four weeks will reduce significantly the risk of a very high peak, which could cause significant problems in terms of pressure on the nhs and all the knock—on effects of that and direct