"Officials warn the vaccination process will likely take two doses of the drug, separated by about one month. The U.S. government says it will issue a vaccine card and use other tools to help people follow through with their immunizations."
Good. I would want a card to remind me to go back for second shot. Yes, it would also tell authorities that I was having the shots. I would show it myself to attendants if I was flying somewhere. This is a medical virus program, not the Antichrist 666 tattoo/whatever on your hand or your forehead.