Colorado dairy farms face calls to keep workers safe as bird flu spreads among cows

California Gov. Gavin Newsom declared a state of emergency in response to bird flu that's spreading among the state's dairy cows. The virus has already caused the deaths of more than 120 million birds across the country since 2022. Stephanie Sy reports on efforts in Colorado to keep the dairy workforce safe. PBS News is supported by - https://www.pbs.org/newshour/about/funders