We removed the right engine from the crater and it's virtually intact. It's heavily damaged, of course, but not broken apart.
It's virtually intact, heavily damaged of course, but not broken apart. The left engine was more fragmented into several large sections.
The left-hand modulator valve was changed the Saturday prior to the accident. It's a routine maintenance type thing. It modulates bleed air from the engine that's used for air-conditioning and pressurization of the aircraft.