Given the typical 3-4 week lag between exposure and death, they were likely exposed by mid-January.— Jeremy TEST/TRACE/ISOLATE Konyndyk (@JeremyKonyndyk) April 22, 2020
Important Q for case investigation - had either traveled to China? If not, it would be a sign that community spread was underway even earlier than known. https://t.co/qEiUUikbTX