One benefit of working in a violent metropolis such as Greater Miami was superior crime-lab technology, which had advanced by leaps and bounds during decades of extreme homicidal misbehavior. The .357 Smith & Wesson found by Gomez O’Peele’s body was tested, at Dr. Rosa Campesino’s request, for the presence of a cornstarch mixture commonly used on the inside of powdered latex medical gloves. Sometimes, when fitting a nervous hand into such a glove,
