By Christina Maxouris, CNN
John McCullough got a chilling look into the horrors of coronavirus while he worked as a contact tracer for a health department in Alexandria, Virginia.
So he did his part to keep himself and his community safe: mostly stayed home, wore his mask and had only a close group of people he interacted with.
He got vaccinated as soon as he could and was enjoying a return to the normalcy he had longed for. As Covid-19 vaccinations climbed in the spring and cases plummeted, local and state leaders did away with mandates and restrictions meant to curb the spread of the virus. Experts touted that Americans who got their shots could cautiously return to pre-pandemic activities. The Centers for Disease Control and Prevention announced fully vaccinated people could — finally — shed their masks.
“I was one of those people, the second the CDC…