A revamped model of a specialised police unit centered on getting firearms off New York’s streets started working on Monday consistent with certainly one of Mayor Eric Adams’s central marketing campaign pledges as gun violence within the metropolis stays above its prepandemic ranges.

The rolling out of the unit coincides with rising nervousness about public security amongst some New Yorkers, a sense that has been stoked by a string of high-profile shootings and assaults on the subway earlier this 12 months.

Mr. Adams’s vow in the course of the mayoral race to revive the unit, which is considered throughout the Police Division as an elite squad, was among the many marketing campaign’s most contentious topics. Progressive candidates argued that the unit, which was accountable in its earlier incarnation for a disproportionate variety of deadly shootings by the police, was too troubled to carry again.

The mayor and the police commissioner, Keechant Sewell, have stated that the revamped squad, which they seek advice from because the anti-gun unit, will keep away from previous issues and that misconduct and overly aggressive ways won’t be tolerated. To extend accountability, officers assigned to the unit put on modified uniforms that establish them as Police Division members, relatively than plain garments, officers stated.

“We truly had to check out the errors of the previous,” Ms. Sewell stated at a information convention on Friday. “We’ve talked to the group and came upon precisely what the adjustments are they’d wish to see, what their considerations have been prior to now.”

Nonetheless, how the unit performs — and whether or not it avoids the abuses of its predecessor — will present a big check for each Mr. Adams and Commissioner Sewell.

The division disbanded the latest iteration of what was identified then because the anti-crime unit in summer time 2020 amid the monthslong protests in New York in opposition to police abuses after the homicide of George Floyd. Dermot F. Shea, the police commissioner on the time, stated the anti-crime groups had sowed rigidity between the police and the individuals they serve.

Earlier than it was shut down, the unit operated out of the division’s 77 precincts and 9 housing instructions; its 600 or so members wore avenue garments, which made them troublesome to acknowledge as officers.

Along with the modified uniforms, officers hooked up to the groups put on physique cameras, which the mayor has stated he expects to be activated for each interplay with a resident.

The brand new groups are initially patrolling about 25 areas within the metropolis and can later increase to 30 precincts and 4 housing instructions. Finally, their posts will embody neighborhoods together with Harlem and Inwood in Manhattan; Melrose and Morrisania within the Bronx; East Flatbush and Canarsie in Brooklyn; and several other components of southeastern Queens.

In time, greater than 400 officers will probably be assigned to the squads, which the division is looking “neighborhood security groups.” Ms. Sewell stated the officers had been by means of “an in depth quantity of vetting,” and different prime police officers stated that every officer would full seven days of coaching on topics that included using drive, constitutional regulation and group interactions.

The newly deployed groups are the newest variations of specialised items which have disbanded and rebranded a number of occasions through the years, typically amid lengthy lists of complaints. The town has paid thousands and thousands of {dollars} in settlements to resolve lawsuits stemming from their conduct. The items additionally performed a big position within the searches of thousands and thousands of younger Black and Latino males on the top of the stop-and-frisk period.

A lot of those that are pushing for higher police accountability have expressed concern in regards to the new groups, saying {that a} heightened concentrate on gun arrests has traditionally inspired aggressive and discriminatory policing.

Mr. Adams has repeatedly stated that officers who break the regulation or act abusively won’t be allowed to remain within the Police Division. He typically refers to his position in serving to lead the backlash in opposition to the anti crime items after officers killed an unarmed Black man, Amadou Diallo, in 1999, capturing at him 41 occasions.

However how strictly he treats the difficulty in apply if, and when, high-profile episodes come up is an open query. One trace of how he might reply got here final week after a Bronx choose solid doubt on the small print of a case the mayor had cited in arguing for harder prison justice legal guidelines.

Within the case, police officers had stated at a information convention in January that officers on patrol within the Bronx who approached a loud group of individuals had seen a teen shove his arms in his pockets. Officers repeatedly advised him to point out his arms, however he refused, officers stated. After an officer started to scuffle with him, a gun {the teenager} was carrying went off, firing off one bullet that struck each of them.

However The Every day Information reported that the choose within the case stated in courtroom final week that there didn’t seem like a reputable foundation for the preliminary cease, and that video confirmed {the teenager} had his arms within the air earlier than the altercation started. The choose referred to as one officer’s testimony “inconsistent and unreliable.”

Requested in regards to the choose’s statements at a information convention on Thursday, Mr. Adams defended the officers’ actions and stated he believed that they had adopted the principles.

“Law enforcement officials can’t break the regulation to implement the regulation,” Mr. Adams stated. “I don’t imagine these officers broke the regulation. These officers that put their lives on the road to take away unlawful weapons off the road shouldn’t be demonized.”