FILE- In this Wednesday, July 7, 2021, file photo, people wait in line for COVID-19 vaccinations at an event at La Bonita market, a Hispanic grocery store, in Las Vegas. The U.S. surgeon general said Sunday, July 18 that he’s concerned about what lies ahead with cases of COVID-19 increasing in every state, millions still unvaccinated and a highly contagious virus variant spreading rapidly.. (AP Photo/John Locher, File)