Striking Boeing workers have rejected a new offer from the plane-making giant, which included a 35% pay rise over four years.The International Association of Machinists and Aerospace Workers (IAM) union said 64% of its members voted against the proposed deal.More than 30,000 of Boeing's employees have joined the walkout, which started on 13 September, after an initial offer was rejected.Hours earlier Boeing's boss Kelly Ortberg warned that the company is at a "crossroads" as losses at the firm s...