Reply Starting in July, the pilot will launch in the NYPD's 26th Precinct, which covers part of West Harlem and Morningside Heights, as well as precincts in the Bronx, Queens, Brooklyn and Staten Island. (Shutterstock) HARLEM, NY — A new gun-violence prevention program will be tested out in five police precincts across New York City, including one in Harlem, Mayor Bill de Blasio announced Monday. The Advance Peace Program pairs young people who are at risk of gun violence with mentors who help them set goals for their future. If they achieve their goals, they get a monetary stipend, according to City Hall.