• In 2003, after founding Mallon & McCool, Mr. McCool completed the longest federal criminal trial in the history of the District of Columbia. A Federal judge appointed Mr. McCool to represent a client charged, how controlled the heroin market in the Metropolitan Area, with leading a racketeering and continuing criminal enterprise that was alleged to have been responsible for 31 murders. The government vehemently sought the death penalty. Following a 12-month trial, Mr. McCool obtained acquittals on a number of murder charges and convinced jurors not to impose a death sentence for his client.