Trees growing out of a green roof in apartment building in 2019 vs. 1989

DC, as much as you've changed, some things just stay the same. A viewer saw trees growing from the roof of a pricey apartment building. It reminded her of 30 years ago when trees would grow from empty warehouses.
Published: 6:52 AM EDT May 24, 2019
Updated: 6:52 AM EDT May 24, 2019