The U.S. wants at-home coronavirus testing to be widely available, to help Americans return to normal life. Here, people wait in a long line at a coronavirus testing and vaccination site at Lincoln Park in Los Angeles.

LOS ANGELES, CALIFORNIA – DECEMBER 30: People wait in line at a coronavirus testing and vaccination site at Lincoln Park on December 30, 2020 in Los Angeles, California. Los Angeles will use three existing testing sites as vaccination centers for healthcare workers. (Photo by Frazer Harrison/Getty Images)