Urgent warning issued as NHS hit by ‘second surge’ of virus outbreak Daily ExpressNumber of norovirus patients in England at highest level this winter, as NHS warns of ‘second surge’ Sky NewsNHS facing ‘second surge’ in vomiting virus as winter cases reach highest level Bournemouth EchoCaught the stomach bug? Here’s how to tell if it’s norovirus USA TodayRestrictions at Greater Manchester hospitals continue amid NHS warning of norovirus ‘surge’ Manchester Evening News