NEW YORK (AP) — The union representing Boeing factory workers who are currently on strike in the Pacific Northwest said contract talks “broke off” with the company after their latest bargaining session.

The latest round of talks between Boeing and machinists, mediated by federal officials, broke off without progress, according to the union.

Boeing and machinists’ union IAM will start “mediated negotiations” in a bid to settle strike action that began two weeks ago.

The talks between Boeing and its machinists union started Friday and went straight through the weekend, with no progress made.

The Boeing standoff with its machinists union continues due to an inadequate offer from the aircraft manufacturer in the face of ardent union demands.

It will likely come as no surprise that aerospace stock Boeing Co. ($BA) continues to face down a strike after a machinist union rebuffed