..."excusable" cause (like a tree falling on a line... No that would not be excusable for an American power company. Trees are trimmed and felled on a regular

..."excusable" cause (like a tree falling on a line... No that would not be excusable for an American power company. Trees are trimmed and felled on a regular basis wherever they threaten power lines. Except, somehow, in California? That would be surprising.