https://www.reuters.com/article/us-health-coronavirus-autos-masks/foreign-carmakers-u-s-plants-relax-covid-19-protocols-as-detroit-3-keep-masks-idUSKCN2E11LB

Foreign automakers are beginning to relax some COVID-19 protocols at their U.S. plants, including the wearing of masks, even as the Detroit-based carmakers and the United Auto Workers union continue to require workers to wear masks.