To Make More Covid-19 Vaccines, Rival Drugmakers Team Up

To Make More Covid-19 Vaccines, Rival Drugmakers Team Up

To Make More Covid-19 Vaccines, Rival Drugmakers Team Up

A vaccine drive-through at Kentucky Exposition Center’s Broadbent Arena in Louisville, Ky.

A vaccine drive-through at Kentucky Exposition Center’s Broadbent Arena in Louisville, Ky.

Photo: William DeShazer for The Wall Street Journal