CNN Anderson Cooper 360 December 23, 2014 04:25:00
Citizens in a very dangerous place. when you hear some of the rhetoric by the union president, that only raises the level of frustration. >> reporter: tension between police and de blasio started before he took office in january over new york's stop and frisk policy. at its height in 2011 nearly 700,000 new yorkers stopped for so-called suspicious behavior. 87% of them black or latino. de blasio made ending the policy a cornerstone of his campaign. >> i believe that actually the long-term security needs of this city require moving away from the overuse of stop and frisk. >> reporter: the pract...