From the NYTimes, this detailed, well-researched account of the electric grid problems before and after Hurricane Maria. See: How Storms, Missteps and an Ailing Grid Left Puerto Rico in the Dark. “It took months to restore electricity in Puerto Rico after hurricanes dealt a one-two punch. Many homes are still without power, and the system’s future is far from certain.”
There are many elements of this article worth delving into, but one that I would like to highlight is this question: Is the Stafford Act adequate to deal with a catastrophic event?