Workers line up to enter a Tyson Foods pork processing plant last month in Logansport, Ind. Some of the worst workplace coronavirus outbreaks have been in the meatpacking industry. Safety advocates say the companies still aren’t doing enough to protect workers. Major meatpackers JBS USA, Smithfield Foods and Tyson have said worker safety is their highest priority.

Workers line up to enter a Tyson Foods pork processing plant last month in Logansport, Ind. Some of the worst workplace coronavirus outbreaks have been in the meatpacking industry. Safety advocates say the companies still aren’t doing enough to protect workers. Major meatpackers JBS USA, Smithfield Foods and Tyson have said worker safety is their highest priority.