Too often, emergency departments care for young men who have been beaten, stabbed and shot as part of their dedication to an ugly profession--participation in an urban gang. Now, in New Jersey, law enforcement officials have begun teaching hospitals how to recognize members of specific gangs--including the colors they wear, marks they use and more--in an effort to make sure that inter-gang scuffles occurring at hospitals in other states are less likely to happen in their facility. Article [1]