You’re going to be asked to prove your vaccination status. 

Congratulations, you’ve been vaccinated against the coronavirus. Now you have to prove it, and your smartphone can help. Across the world, fears about the contagious delta variant are leading more businesses, schools and travel destinations to require vaccination. Like it or not, there’s a real chance that somewhere you want to go will ask to see proof of your shots.Subscribe to The Post Most newsletter for the most important and interesting stories from The Washington Post. Let’s say you are pl

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