The heroic officer who took down the 42nd Street subway bombing suspect has been named as Jack Collins. 

Collins is a plainclothes officer with the Port Authority Police Department, tasked with monitoring Port Authority for children being trafficked. 

Collins arrived first at the scene of the explosion around 7:20 am, according to ABC7, and was quickly joined by three other PAPD officers: Sean Gallagher, Anthony Manfredini, and Drew Preston.

Read More: NYPD Commissioner confirms bombing was terror-related 

The bombing suspect, 27-year-old Akayad Ullah, was on the ground from the force of the crude pipe bomb that had detonated, and reportedly had wires running out of his jacket. The Daily News Reports that he was reaching for a cell phone when Collins, Gallagher, Manfredini, and Preston cuffed him. 

#PAPD TAKES DOWN BOMB SUSPECT AT GUNPOINT.

— PAPD (@PAPD911) December 11, 2017

Ullah was taken to Bellevue Hospital to receive treatment for lacerations. 

The PAPD tweeted the names of the officers who apprehended Ullah: 

GREAT JOB PAPD TAKING DOWN SUBWAY BOMBING SUSPECT. THANK YOU POs JACK COLLINS, SEAN GALLAGHER, DREW PRESTON, ANTHONY MANFERDINI.

— PAPD (@PAPD911) December 11, 2017

The four officers have a long history of public and legal service between them. Preston is a US Army veteran who served two tours in Iraq and one in Afghanistan, Gallagher is a former US Marine, Manfredini served with the US Marine Corps and spent 5 years in a K-9 detection unit, and Collins is a former lawyer.