Boeing workers will vote on a third contract agreement on Monday that could end a seven-week strike that has halted production at the troubled planemaker.Results are expected late Monday and workers could return to work as early as Wednesday following the approval of the new contract.The 33,000 workers, represented by the International Association of Machinists and Aerospace Workers District 751 and District W24, have been on strike since 13 September after rejecting Boeing’s final offer by 94% before their ...