Tyson Foods is one of the world's biggest meat and poultry producers. According to the Union of Concerned Scientists, it's also a major polluter in the United States. A new report from the group says Tyson plants dumped more than 371 million pounds of pollutants into U.S. waterways between 2018 and 2022. John Yang speaks with UCS research director Stacy Woods about the report's findings. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders