Boeing 737 Max airplanes sit parked in a storage lot, Monday, April 26, 2021, near Boeing Field in Seattle. Boeing is paying $17 million and promising to take steps to fix production problems with its popular 737 jets. The Federal Aviation Administration said Thursday, May 27, that the settlement covers the installation of unapproved sensors and other parts on some Boeing 737 models including NGs and the Max. (AP Photo/Ted S. Warren)