Virus tests Lesley Stahl and CBS' '60 Minutes' on, off air

This image released by CBS shows "60 Minutes" correspondent Lesley Stahl, right, with her producer Sarah Koch. Stahl revealed Sunday that she had been hospitalized by COVID-19 but recovered, one of a number of cases of the disease that led to the shutdown of its offices. (Aaron Tomlinson/CBS News via AP)

This image released by CBS News shows "60 Minutes" correspondent Lesley Stahl. who revealed Sunday that she had been hospitalized by COVID-19 but recovered, one of a number of cases of the disease that led to the shutdown of its offices. (CBS News via AP)