Boeing and unionized workers remain at an impasse after 10 days of striking.The IAM criticized Boeing for direct-dealing tactics with its latest proposal."This tactic is a blatant show of disrespect," the union negotiating committee said. Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. Read preview Thanks for signing up! Go to newsletter preferences Thanks for signing up! Access your favorite topics in a personalized feed while you're on ...