Since announcing U.S. support for a proposed waiver of World Trade Organization intellectual property rules, U.S. Trade Representative Katherine Tai has been making overtures to her holdout counterparts -- including, on Wednesday, those from Japan and Switzerland -- while proponents this week gained another high-profile backer in China. Meanwhile, Republicans in the United States continue to decry the administration’s decision to support the waiver at the WTO, arguing it will give away U.S. intellectual property to China and going so...