The federal department has confirmed the authenticity of an email sent last week to aviation regulators in
In that email, first reported by the New York Times, Marko expressed uneasiness with
"Judging from the number and degree of open issues that we have, I am feeling that final decisions on acceptance will not be technically based," he wrote.
"This leaves me with a level of uneasiness that I cannot sit idly by and watch it pass by ... The only way I see moving forward at this point (and I say at this point because it's almost Christmas and we can always believe in miracles) is that MCAS has to go."
In a statement,
The department added that Marko's views "have not been subject to systematic review by
The Max 8 has been grounded worldwide since March, shortly after Ethiopian Airlines Flight 302 crashed after taking off from
That followed a similar crash of another Max 8 in
The MCAS software, which automatically pushes the nose of the aircraft down in certain circumstances, has been fingered for blame in both crashes.
The New York Times reported last week that Marko's concerns about trying to fix MCAS are shared by at least one official at the
"I have held similar perspective (questioning the need for MCAS, at least from the system safety standpoint),"
Le also circulated Marko's email, summarizing that the Canadian official believes "MCAS introduces catastrophic hazards that weren't there before," that fixing it would "add too much complexity" and that revisions to the software have been little more than Band-Aids.
This report by
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