On a normal day, the White House is one of the safest buildings in the world. Secret Service snipers stand guard on the roof, their aim tested monthly to ensure their accuracy up to 1,000 feet. Their heavily armed colleagues patrol the ground below and staff security checkpoints. Belgian Malinois guard dogs lie in wait for anyone who manages to jump the property’s massive iron fence.
But safety means something different in a pandemic. Over the past few days, several aides to Vice President Mike Pence...