AdvertisementOne of the people said the Justice Department case accuses Rocha of working to promote the Cuban government’s interests. It was not immediately clear if Rocha had a lawyer and a law firm where he previously worked said it was not representing him. Interests Section in Cuba during a time when the U.S. lacked full diplomatic relations with Fidel Castro’s communist government. Following his retirement from the State Department, Rocha began a second career in business, serving as the president of a gold mine in the Dominican Republic partly owned by Canada’s Barrick Gold. Foley & Lardner said Rocha left the law firm in August.