Brian Deutzman braces himself against the pounding surf just off South Beach and slowly waves his fluorescent-colored metal detector underwater. His eyes narrow as faint electronic beeps resonate in his oversize headphones. Tall, pale, and draped in a thin white shirt, he looks like a combination of a hipster Ghostbuster and an actual ghost. Beachgoers point and laugh while children swim around in circles, trying to find out what... More >>>