https://finance.yahoo.com/news/best-buy-ends-relationship-chinas-033027735.html > The move, after similar actions from U.S. carriers including AT&T Inc, comes as U.S. scrutiny of Chinese tech firms grows amid simmering tensions over U.S.-China trade and concerns of security. > A Best Buy spokesman told Reuters the firm could not comment on specific contracts with vendors. "We make decisions to change what we sell for a variety of reasons," he said.