A “Wizard of Oz” mural loomed over a D.C. park for 23 years. When other artists painted over it, one of the creators — a prominent street art curator — did something surprising: He sued.

The demolition of the Southwest Side structures ends decades of artists socializing and crews battling for silo supremacy.

Detroit City Hall's relationship with public art and graffiti has not always been as supportive as it is today. Will the next mayor do more?