In less than a week, Hong Kong authorities added 12 more countries to its list of high-risk places, including Cook Islands, a small South Pacific country that announced its first ever case of COVID-19. In a statement released on Dec. 3, Prime Minister Mark Brown announced Cook Islands, a nation of about 17,600 people, had detected its first case of COVID-19 in an inbound, repatriation flight. The case was a 10-year-old child who tested a “weak positive” on Dec. 2. Neither the child nor his family showed any symptoms. They were all isolated in a quarantine facility. The remaining passengers all tested negative. In a subsequent address to Parliament (pdf), Brown said the child had previously tested negative in a pre-departure test taken in New Zealand on Nov. 30. He said, “The positive result came from a PCR test analyzed at the Rarotonga hospital—with reported CT values of 36 and …