"45% of all gun homicide crimes depends on your location within a network of co-offenders. NOT your location! If you are in the network, you are at higher risk. . . " Shankar Vedantam, NPR, Thursday morning, WBUR, October 9, 2014.
That could explain the message Marash Girl received from all of her neighbors in Washington Heights many years ago, the day after a gruesome murder in their neighborhood: "Don't worry," were their comforting words. "The murder occurred in the next block!" They knew not to worry, even though they hadn't had the benefit of Shankar Vedantam's research!