I doubt staff at nursing homes are coming in with fevers. They know their charges are vulnerable.

But asymptomatic and presymptomatic people can still spread the disease. Walmart’s measures are better than nothing but aren’t a panacea either.

The only way to tackle this is with widespread and repeated testing - including of the presumed healthy.

I think we are learning a whole new normal these days.

from curbside delivery of food orders to social distancing to temperature checks.