President Donald Trump is holding a rally in Pennsylvania on Friday to celebrate a details-to-come deal for Japan-based Nippon Steel to invest in U.S. Steel, which he says will keep the iconic American steelmaker under U.

By Jeff Mason and Alexandra Alper WEST MIFFLIN, Pennsylvania (Reuters) -U.S. President Donald Trump heads to the Pittsburgh, Pennsylvania, area on Friday to headline a rally to celebrate Nippon Steel's "planned partnership" with U.

President Donald Trump is celebrating the merger of US Steel and Nippon Steel with a rally near Pittsburgh, Pennsylvania. Trump is set to speak at US Steel’s Irvin Works in West Mifflin, Pennsylvania,