Activists in New York City seeking to defund the police have successfully occupied City Hall Park for a week and seen one of their demands met with the resignation of Commissioner Bill Bratton. While blocking roads and highways has been the tactic of choice for Black Lives Matter since it gained national attention two years ago, the recent deaths of Alton Sterling and Philando Castile have sparked the resurgence of a tactic many thought had been left behind in Zuccotti Park.