Chaos, disorganization and cluelessness describe the current state of COVID-19 testing in the United States. Doctors, hospitals and state labs give patients needing tests the runaround, each pointing to the other as the place to get tested. Some people self-quarantine for days awaiting their results, only to be told the lab misplaced or bungled the test. As of March 11, the U.S. trailed most of the developed world in tests administered, with per capita numbers virtually the same as Vietnam's. A rigid federal regulatory regime that fails to make use of the innovation, flexibility and speed of the private sector...