The Delta Airlines plane was moved into a hangar at the airport for investigators.
The control tower couldn't get in touch with the pilots after their plane slid off a LaGuardia runway.
The Port Authority and the 9/11 museum's foundation have been fighting over how to pay for cost overruns.
A dispute between the Memorial Foundation and the Port Authority is threatening the museum's opening.
Joseph Lhota, who managed the city's day-to-day operations under former Governor Rudolph Giuliani, was picked by Gov. Andrew Cuomo to head the MTA.
Gov. Andrew Cuomo has recommended that Patrick Foye replace Chris Ward as Executive Director of the Port Authority.
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