White House Chief of Staff Mark Meadows speaks to reporters about President Trump’s positive coronavirus test on October 2. | Drew Angerer/Getty Images

An ideal coronavirus mitigation strategy versus what the White House did.

There appears to be a Covid-19 cluster mushrooming inside the White House and beyond. President Donald Trump has tested positive for the coronavirus, as have first lady Melania Trump and White House adviser Hope Hicks. In the days ahead, White House Chief of Staff Mark Meadows told reporters Friday, he expects more administration staff to test positive. Sen. Mike Lee of Utah, who attended a White House function on Saturday, also announced a positive test, as did several other attendees.

An obvious question: How did this happen? Didn’t the White House have protocols in place to protect the president, his family, and his closest advisers (not to mention