A worker wearing protective gear checks an automobile assembly line worker’s temperature at the entrance to a Toyota plant in Onnaing, France, on April 21. U.S. auto plants are preparing to reopen with new coronavirus safety protocols.

A worker wearing protective gear checks an automobile assembly line worker’s temperature at the entrance to a Toyota plant in Onnaing, France, on April 21. U.S. auto plants are preparing to reopen with new coronavirus safety protocols.