The International Association of Machinists and Aerospace Workers members at Boeing voted 94.6% to reject a contract offer from the company—and then voted 96% to strike, another setback for the beleaguered aerospace company. Boeing machinists vote to strike after rejecting pay increases of 25% over 4 yearsMachinists at Boeing voted Thursday to go on strike, another setback for the giant aircraft maker whose reputation and finances have been battered and now faces a shutdown in production of its best-selling airline planes.