New York — Flight recorder data recovered from the wreckage of Boeing 737 Max aircraft that crashed in Ethiopia and Indonesia show “clear similarities”, Addis Ababa said on Sunday as the US maker announced it is finalising a software update for its under-fire antistall system. Pressure is mounting meanwhile on the US Federal Aviation Administration, which insisted it had followed standard procedures in certifying the aircraft model, even as it was reported to have come under investigation by the Department of Transport. “The 737 Max certification programme followed the FAA’s standard certification process,” the agency said. It said its procedures are “well established and have consistently produced safe aircraft designs”. But reported similarities between the March 10 crash of an Ethiopian Airlines 737 Max 8, killing all 157 on board, and the Lion Air crash in October of the same model of aircraft in Indonesia, leaving 189 dead, have raised serious doubts and triggered Boeing’s bigg...

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