Dark Maze

Edgar Award Winner: An NYPD detective navigates a lethal labyrinth in this entry in Adcock's series of "gritty procedurals" (The New York Times Book Review).

The old, shabbily dressed man who walks up to Neil Hockaday in the park one morning rambles on semicoherently, though he's sharp enough to make Hockaday as a cop. He introduces himself as Picasso, makes snide comments about the policeman to an invisible companion—and issues a vague homicidal threat just before his bus leaves.

Born...