This spells trouble for the outgoing administration of New York City Mayor Michael Bloomberg: > Audio obtained by The Nation confirms an instance of New York City’s police union cooperating with the NYPD in setting arrest quotas for the department’s officers. According to some officers and critics of quotas, the practice has played a direct role in increasing the number of stop-and-frisk encounters since Mayor Michael Bloomberg came to office. Patrolmen who spoke to The Nation explained that the pressure from superiors to meet quota goals has caused some officers to seek out or even manufacture arrests to avoid department retaliation. Watch the video above for details. And [read more over at The Nation](http://www.thenation.com/article/173397/audio-new-yorks-police-union-wor…).