The most dangerous area in New York City, the 34th precinct, is patrolled by the most brutal cop, Sleepy John Estes the Mad Bull.The most dangerous area in New York City, the 34th precinct, is patrolled by the most brutal cop, Sleepy John Estes the Mad Bull.The most dangerous area in New York City, the 34th precinct, is patrolled by the most brutal cop, Sleepy John Estes the Mad Bull.