In this case, the FBI and US Justice Department have done their jobs. But they did so, in part, by penetrating the murky worlds of financial secrecy created and protected by the US Treasury, the Internal Revenue Service, and the US Congress (ever-protective of Caribbean tax havens).
这种情况下，联邦调查局和美国司法部的工作做得非常出色。但他们是穿透了由美国财政部、国税局和国会（加勒比海避税天堂的坚定保护者）建设并保护的金融秘密的黑暗世界才达到了这一目标。