Afewweeksago,theNationalHealthServicewashitbyawidespreadanddevastatingcyberattack-HorizontellstheinsidestoryofoneofthemostchallengingdaysinthehistoryoftheNHS.　　Onthemorningof12Maytheattackstarted.Appointmentsystems,pathologylabs,x-raysandevenCTscannerswereinfected-puttingnotjustdatabutpatientslivesatrisk,andoneve..ccc