The race to develop vaccine candidates to prevent COVID-19 represents an unprecedented national and global effort. President Trump and some public health experts say encouraging early results from Pfizer and Moderna suggest the approach is working. But there are also questions about the risks of ramping up vaccine research and development at this scale and […]
How a COVID vaccine might work — and the challenges of distributing it
As drug companies around the world rush to develop candidates for coronavirus vaccines, Pfizer announced encouraging early data from its own trials Monday. What do the preliminary results show, and even if they are borne out, what challenges remain with regard to production and distribution of the vaccine? Science correspondent Miles O’ Brien joins William […]
How some election officials are trying to verify the vote more easily
How are state and local governments verifying the accuracy of the vote in this critical election year? One approach designed to simplify a major challenge for election officials as the ballots arrive is the risk-limiting audit, which enables double-checking only a sample of paper ballots to make sure they match electronic results. Miles O’Brien reports. […]
Will Georgia’s new voting machines solve election problems — or make them worse?
Protecting the American voting process from outside interference is a top priority this election season. But public and political opinion are divided over the best voting systems to prevent tampering. Miles O’Brien takes a look at the latest technology being used in Georgia — and whether it provides a stronger defense against meddling than the […]
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