What is the fine-grained topic of the following text: Griffin’s brother, Richard, 41, was killed in Notre-Dame-de-Grâce during the summer of 2006 while he and members of the Montreal Mafia where involved in a doomed effort to smuggle 1,300 kilograms of cocaine into Canada from Venezuela. Only return the topic.
Richard Griffin's involvement in a failed drug smuggling operation with the Montreal Mafia