How big were those losses? If we subtract the $3 billion in charges for the 777X and 767 programs from the $4 billion total loss at the commercial airplanes division, this implies the strike cost Boeing $1 billion in Q3 from sales lost during the strike. This further implies that strike-related losses will cost Boeing another $2 billion in Q4.

Striking Boeing machinists started returning to work on Wednesday after voting for a new contract with substantial wage increases. The 33,000 Seattle-area machinists voted 59 percent to accept, just two weeks after two-thirds of them voted to reject a slightly worse contract.

Teachers in two Massachusetts school districts have gone on strike over pay, paid parental leave and other issues.

Educators in Marblehead voted to go on strike Friday, joining those in Gloucester and Beverly. President-elect Donald Trump has sent mixed signals for years on whether he would fire or demote Jerome Powell.