Maharashtra Chief Minister Devendra Fadnavis, accompanied by a large delegation of ruling and Opposition politicians and bureaucrats, left for the United States on Monday, on a week-long official visit.During its US visit, the Fadnavis-led delegation will have a series of meetings with the heads of leading industrial houses, Microsoft, General Motors, Boeing, Google and Amazon. It will also hold talks with the heads of leading banks including Citi Bank and Bank of America.