SCHAUMBURG, Ill.--(BUSINESS WIRE)--More than 1,000 U.S. employees at Motorola Solutions (NYSE: MSI) have signed letters urging Congress to pass the Bipartisan Congressional Trade Priorities and Accountability Act (TPA). The trade legislation, passed by the U.S. Senate last month and pending a vote in the U.S. House of Representatives, is critical for the growth of any global business. The legislation would establish concrete rules for international trade negotiations that would promote growth.