Occupy Wall Street appeared only a few weeks ago, almost spontaneously, on a small patch of lower Manhattan real estate. The Occupy movement has gone global in a matter of weeks, but for one weekend in the middle of October, Occupy Wall Street looked like it might all fall apart as rapidly as it had come together. Veteran public radio producer Alex Chadwick spent that weekend at Zuccotti Park with a few activists who denied that they're leaders, even as they led the protest over some rough terrain.