00:10BBC Wales InvestigatesUnder Pressure: Spotlight on the NHSBBC One Wales Duration: 59 minutes Fri 15th Jul 2022, 00:10 on BBC One YorkshireBBC Wales Investigates goes behind hospital doors to follow staff under pressures to discover if Covid is masking a bigger problem with our health service.ContributorsReporter:Wyre DaviesProducer:Rhidian ThomasGenresFactualNewsFormatsDocumentariesBrandBBC Wales Investigates Source: BBC Online