3
Gril pulled the panel off the starboard engine to assess the damage. Shining a light on the engine, he tried to determine what had caused the multiple systems to fail. It didn’t make sense for so many safety systems to crash at the same time.
He opened the casing that enclosed all the circuit boards and began checking each one before replacing them back into their sleeve. It wasn’t until he reached the second to the last one that he saw the charring on the back side of the board.
There was something attached to the panel that shouldn’t have been there. Holding the panel under the light, he fingered the burnt remains of a small box. Lifting his finger to his nose, he sniffed.
“Ammonium nitrate powder,” he murmured.
There was also a faint residue of finely ground zinc powder. He ran a
