WASHINGTON :An unusual move by the Trump administration to give itself a golden share in U.S. Steel as part of a deal to approve Nippon Steel's takeover of the well-known U.S. company could drive away foreign investors in U.S. companies, national security lawyers said on Monday. Commerce Secretary Howard Lutnick announced on Saturday, "President Trump has secured a perpetual Golden Share as part of Nippon Steel’s acquisition of U.S. Steel," listing a raft of corporate decisions that the Trump