Climate Change Summit NYC: 'Flood Wall Street' Protesters Stage Sit-In At Charging Bull Ahead Of UN Session [VIDEO]

Hundreds of environmentalists stopped traffic in lower Manhattan Monday as they gathered at Wall Street to protest what they described as corporate America's hand in climate change. Police officers looked on as marchers in blue "Flood Wall Street" T-shirts blew whistles, played brass instruments, danced and scribbled "invest in solar" and "end corporate greed" messages on the street with chalk.