PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski PHOTOS: Hurricane Maria bears down on Puerto Rico SAN JUAN, PUERTO RICO - SEPTEMBER 20: Felled trees cover the roads in the Miramar neighborhood after Hurricane Maria made landfall on September 20, 2017 in San Juan, Puerto Rico. Thousands of people have sought refuge in shelters, and electricity and phone lines have been severely effected. (Photo by Alex Wroblewski/Getty Images)Photo by: Alex Wroblewski