Less than one hundred miles off the coast of Florida sits a tiny Caribbean island so innocuous that no one with grand nefarious plans would spare it a second glance. Or would they? Key Isabella might be small, but it has become a hub for the drug trade into the United States. For the Black Berets--the world's fiercest mercenaries--the issue of a billion-dollar heroin smuggling operation hits a sore spot they can't ignore. Arriving in the...