Buildings are getting tested for coronavirus, too. Research teams in Oregon are conducting real-time coronavirus tests on ventilation systems in buildings that could be essential for returning to the office or school.
- Plus, small businesses are facing an existential threat.
- And, in a rare move, the Trump administration rescinds a recent guideline that would have sent hundreds of thousands of international students packing.
Guests: Axios’ Joann Muller, Dion Rabouin, and Mike Allen.
The Economist Morning Briefing, July 14th, 2020: Coronavirus cases surpass 13m and China and America trade insults.
The World Health Organization recently acknowledged that some evidence about in-room transmission is worrisome. In addition, after analyzing a transmission event at a restaurant in China, the US Centers for Disease Control and Prevention (CDC) concluded that an asymptomatic patient transmitted the virus to families at two nearby tables.


Nature discusses the massive coronavirus outbreak that struck the iconic Californian prison after it rejected expert aid.
Contributing correspondent Kai Kupferschmidt talks with host Sarah Crespi about the success of a fast moving megatrial for coronavirus treatments. The United Kingdom’s Recovery (Randomized Evaluation of COVID-19 Therapy) trial has enrolled more than 12,000 hospitalized coronavirus patients since early March and has released important recommendations that were quickly taken up by doctors and scientists around the world.