email article Listen and subscribe on Apple, Stitcher, Spotify, and Google, so you don't miss the next episode. And if you like what you hear, a five-star rating goes a long way in helping us "Track the Vax"! Across the country, states are moving forward to either require or ban vaccine passports, even as nations move forward with bilateral agreements to allow travel without quarantining if you have one. As more people get vaccinated it will become the travel conundrum. Many cruise lines already say they will require proof of vaccination for crews and passengers. Sports and entertainment venues in certain states also say it will be required for entry. The federal government has maintained they won't be mandating one, but private companies are saying that a "passport" or COVID vaccine card is your ticket in.