“The design, testing, and mass production of multiple vaccines has never been attempted on this type of timeline, making this moment a turning point in the development of vaccines to respond to new disease threats. But the complexity of that work may pale in comparison to what comes next — the rollout of hundreds of millions of doses of never-before-used vaccines across the United States and, eventually, around the world.” Helen Branswell in Stat: 7 looming questions about the rollout of a Covid-19 vaccine.

+ Two Major COVID Clinical Trials Were Paused Over Safety Concerns — Which Is Exactly How Trials Should Work.

+ “Even as testing remains insufficient in much of the country, 16 states each added more new cases in the seven-day period ending Monday than they had in any other weeklong stretch of the pandemic.” Here’s the latest on the pandemic from the NYT.

+ Meanwhile, in Crazyville, a proposal to hasten herd immunity to the coronavirus grabs White House attention but appalls top scientists. “The online document claims that thousands of doctors and scientists have signed it, as well as hundreds of thousands of people in the general public. Britain’s Sky News reported last week that some of the names are transparently fake, such as ‘Dr. Johnny Bananas’ and ‘Dr. Person Fakename.'” (Darn, Dr. Johnny Banana was my p-rn name…)