Boeing again raises offer to end strike, union to vote Monday

US aviation giant Boeing has once again improved the conditions in its contract offer to thousands of striking workers, hoping to put an end to a painful strike that has paralyzed its two main factories for seven weeks.An end to the strike is needed by Boeing, which has faced separate financial difficulties in addition to the work stoppage that paralyzed the two factories that assemble the 737 MAX, the 777 and other planes.