Earthquake today: An earthquake of magnitude of 6.1 on the Richter scale struck Iwate and Aomori prefectures in northern Japan on Tuesday.
Nippon Steel Corp. made what it calls a formal commitment on spending and jobs to the United Steelworkers union, backing up a pledge made in an earlier meeting as the Japanese steelmaker looks to build support for its $14.1 billion acquisition of United States Steel Corp.