Rumor had it the Obamas would be vacationing in Oak Bluffs, where the island's largest African-American community resides- but instead they've chosen an "up-island" location in Chilmark. Why did the First Family make this decision? What is the difference between "up-island" and "down-island"? And where are the Obamas most likely to be spotted? Plum TV's Alex Friedman reports on up-island culture.