Reporting from New York— "Is it time to Occupy Miami Beach?" a shivering Max Richmond asked another New York protester as she waited to get Vitamin C near the makeshift medical tent. They laughed and hugged for warmth. Since hundreds of anti-greed protesters descended on a park a block from Wall Street this fall, they have faced arrest, sleep deprivation, no bathrooms and rainy weather. They've had their backpacks and iPods stolen and their food tent invaded by freeloaders and tourists. But a downpour Thursday night followed by frost Friday was a reminder to even the most dedicated occupiers of...