Puerto Rico's blackout is the longest and largest major power outage in modern U.S. history.
No one can say when the lights will come back on. wapo.st/2CxRmkH
No one can say when the lights will come back on. wapo.st/2CxRmkH
Hurricane Maria devastated Puerto Rico 13 weeks ago. Many roads remain impassable, and hundreds are still isolated. wapo.st/2CxRmkH
The Post used a process called photogrammetry to create 3-D models from drone footage of the devastation that remains across the island. wapo.st/2CxRmkH
Teachers report to work each day at empty schools. They wonder if the students will ever come back. wapo.st/2CxRmkH 
It took nearly two weeks for the territorial government and U.S. agencies to deliver relief to the hardest-hit communities. Politics and bureaucratic squabbles continue to bog down recovery. wapo.st/2CxRmkH
On busted power poles and crumbling overpasses are Puerto Rico's flag and this scrawled message: "Yo no me quito," or "I won't give up." wapo.st/2CxRmkH
