Vaccine Human Trials Begin

P.M. Edition for May 5: Human trials for several coronavirus vaccines are underway, and WSJ reporter Jared Hopkins is following one potential candidate from Pfizer and Germany's BioNTech. Plus... WSJ reporter Konrad Putzier discusses what returning to work could look like for office employees. Kateri Jochum hosts. Learn more about your ad choices. Visit megaphone.fm/adchoices