The aerospace manufacturer withdrew its latest offer to a union whose more than 33,000 members went on strike last month, and both sides exchanged blame for the breakdown.

Boeing has withdrawn a contract offer that would have given striking workers 30% raises over four years after talks broke down.

The lead negotiator for a Boeing union representing about 33,000 workers who have been on strike for nearly a month said that members were prepared to wait out the planemaker, after pay talks collapsed a day earlier.

SEATTLE — Boeing employees are still without a new union contract as the workers strike stretches into its third week. The machinists’ union negotiation team and Boeing representatives were in federal mediation Friday, but so far no new contract has been put forth to union members for a vote.

The company pulls an offer to striking workers as its financial woes mount and its planes get another safety warning.

Negotiations between airplane maker Boeing and its union broke down this week with both sides pointing the finger at the other for their current standoff with a strike that is approaching one month.

By Shivani Tanna and David Shepardson (Reuters) -Talks between Boeing and its key manufacturing union broke down, and no negotiations are currently planned as the financially damaging strike heads into a fourth week.

Negotiations broke down between Boeing and its largest union, eroding hopes of a quick end to a strike that has halted production of most airplanes. Boeing shares fell 3.4% Wednesday after the company and the union accused the other of refusing to budge late Tuesday.