Amy Cheng

A spate of mysterious second-time infections is calling into question the accuracy of COVID-19 diagnostic tools even as China prepares to lift quarantine measures to allow residents to leave the epicenter of its outbreak next month. It's also raising concerns of a possible second wave of cases.

Li Wenliang, the ophthalmologist whose early warnings about the coronavirus earned him a reprimand from Chinese authorities, is finally receiving justice — albeit posthumously. Authorities in the country are apologizing to his family and dropping their reprimand, six weeks after his death from the disease caused by the virus.

As new cases of coronavirus infection slow in China, the country is gradually getting back to work. Authorities and businesses are taking a range of measures: Local governments are chartering buses for workers. Some companies are buying out entire hotels to house quarantined staff. A temporarily shuttered movie studio is even loaning employees to factories that are short on labor.

More than a month and a half into the outbreak of a new coronavirus in China, the country's economy is still largely in lockdown mode, stalling a global manufacturing powerhouse at the heart of nearly every industrial supply chain. As the crisis continues, businesses big and small are struggling with the disruption the pneumonia-like illness has caused, with effects reaching across the globe.

Updated at 7:55 p.m. ET

The 24 American students who signed up for Middlebury College's spring language program housed at Beijing's Capital Normal University were expecting tough homework assignments in Mandarin and a chance to explore a new country on weekend trips.

When the White House decided to levy tariffs on goods from China, U.S. leaders were divided on whether a prolonged trade dispute was a wise course of action.

Now, so is Beijing.