The head of the Federal Aviation Administration said on Thursday that Boeing has not yet resumed producing 737 MAX airplanes following a machinists strike, but plans to begin later this month.

A spoiler hardover scenario occurs when a spoiler on an aircraft moves to its extreme position, or "hard limit," without proper control input. Spoilers are surfaces on the wings that reduce lift and assist with roll control or braking. In a hardover, unintended or incorrect positioning of the spoiler can:

Boeing’s (BA) long, difficult year kicked off with a 737 Max door plug blowout, and now a new part is drawing scrutiny from federal investigators. Reuters reports that the Federal Aviation Administration is looking into problems with the planes’ engines after a pair of bird strikes last year aboard a pair of Southwest Airlines (LUV) flights.

The Federal Aviation Administration said on Tuesday it will not require any immediate action after convening a review board to consider concerns about Boeing 737 MAX engines after two bird strike incidents on Southwest Airlines planes in 2023.

Judge Reed O'Connor took issue with both a lack of judicial oversight and certain diversity requirements included in the deal's independent monitoring process.

A federal judge rejected a plea agreement between the company and the Justice Department over two fatal 737 MAX crashes.

The Federal Aviation Administration plans to convene a review board in the coming weeks to consider safety concerns about engines on Boeing 737 MAX airplanes after two bird strike incidents on Southwest Airlines planes in 2023.

Boeing’s (NYSE:BA) plea deal with U.S. prosecutors in connection with two fatal crashes of 737 Max jets on Thursday was rejected by a federal judge, Bloomberg News reported. The ruling is seen as a setback for the plane maker’s plan to get past the criminal charges resulting from the crashes.