(January 29, 2019, 1:55 PM EST) -- SEATTLE — The U.S. Department of Justice on Jan. 28 unsealed a grand jury indictment against Chinese telecommunications company Huawei Device Co. Ltd. and its American subsidiary that alleges that the defendants engaged in a multiyear scheme to steal trade secrets from T-Mobile USA Inc. for its robotic phone testing system (United States v. Huawei Device Co. Ltd., et al., No. 19-cr-0010, W.D. Wash.)....