There's a new way to show you're vaccinated for COVID-19, without having to keep track of a pesky vaccine card, using a free QR code you can download from your account via the Nevada Department of Health and Human Services online portal. You can save the QR code as a digital file on your phone. Kristy Zigenis, COVID-19 program manager for the Nevada State Immunization Program, said businesses or events requiring proof of vaccination for admission can use a special program to decode the file. ...