In this Aug. 17, 2016, file photo, television writer/producer Steven Bochco poses for a portrait at his office in Santa Monica, Calif. Bochco, a writer and producer known for creating "Hill Street Blues," has died. He was 74. A family spokesman says Bochco died Sunday, April 1, 2018, in his sleep after a battle with cancer. (Photo by Chris Pizzello/Invision/AP, File)