Coronavirus Vaccine Trial Opens in US With First Doses

A pharmacist gives Jennifer Haller (L), the first shot in the first-stage safety study clinical trial of a potential vaccine for COVID-19, the disease caused by the new coronavirus at the Kaiser Permanente Washington Health Research Institute in Seattle on March 16, 2020. Ted S. Warren/AP Photo

The first patients in a coronavirus vaccine trial in the United States received doses on March 16, about two weeks after recruitment for the study started.

Scientists at the Kaiser Permanente Washington Research Institute in Seattle jabbed Jennifer Haller, a 43-year-old mother of two who lives in Seattle, as several other volunteers waited in line.