Mercedes-Benz U.S. International, Inc. (MBUSI) broke ground today for a $600-million expansion at its Tuscaloosa, Alabama, M-Class sport utility plant. The company plans to double production for the next generation M-Class, which is currently the top selling Mercedes-Benz vehicle in the United States. The groundbreaking ceremony, which took place before a gathering of some 350 government and community leaders, as well as national and local media, included speeches by Helmut Petri, head of worldwide production for Mercedes- Benz; Alabama Governor Don Siegelman; and Bill Taylor, MBUSI president and CEO.