Following the first fatal accident of a Boeing Co. 737 MAX in November 2018, it took U.S. air-safety regulators four months just to agree on a timetable for implementing fixes once they were devised, according to a report by the Transportation Department’s inspector general.

The 52-page narrative released Wednesday also revealed that Federal Aviation Administration officials spent nearly as long conducting an inconclusive internal review of problems with the plane’s original certification. Launched in January of 2019, the…

Read More