Newsday Opinion

To stop the spread of COVID-19 and reopen for business, Long Island needs more contact tracing. Episode 22 of “Life Under Coronavirus” is an interview with a Suffolk County health official and a nurse epidemiologist who work on tracking the disease. That means painstakingly re-creating the “index” patient’s every movement, from home to cubicle or place of work and back, and giving some tough advice about the need for quarantine and caution.