Interrupted River, 1987 © Keith Haring Foundation Photo by Tseng Kwong Chi , 1987 © Muna Tseng Dance Projects, Inc., New York Crack is Wack, 1986 © Keith Haring Foundation Photo by Tseng Kwong Chi , 1986 © Muna Tseng Dance Projects, Inc., New York Street Art, 1981 © Keith Haring Foundation Photo by Tseng Kwong Chi , 1981 © Muna Tseng Dance Projects, Inc., New York