Giant Greta Thunberg mural going up in Union Square https://t.co/wZG9LkCskM pic.twitter.com/GvKHQdYRJh— SFGate (@SFGate) November 8, 2019
Giant Greta Thunberg mural going up in Union Square https://t.co/wZG9LkCskM pic.twitter.com/GvKHQdYRJh