Police and protestors clash in OWS 'Day of Action' – is police reaction too aggressive?

Occupy Wall Street marked their two month anniversary with a bang in New York City yesterday. Protestors clashed with police as they attempted to lift barricades, block traffic, and clog subways. Some of the struggles even turned bloody; the NYPD says one officer was cut by a flying object in Zuccotti Park.

Christine Romans talks with former NYPD commissioner John Timoney about the challenges police officers face in controlling these kinds of protests.