Keeping an eye on New York's policeTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoShant Shahrigian, New York City05/18/2013May 18, 2013Activist Joseph "Jazz" Hayden is trying to give a voice to the voiceless in Harlem. While chronicling alleged injustices by the police, he's fallen foul of New York City authorities himself.https://p.dw.com/p/18ZxDAdvertisement Report by Shant Shahrigian