NYPD chief: 9/11 heroes’ legacy lives on in every generation of officers

The legacy of the NYPD officers who ran toward danger on Sept. 11, 2001, continues to shape the department a quarter-century later, Chief of Department Michael LiPetri said during a ceremony dedicating a memorial wall to members who died in the attacks and their aftermath.

"None of us gets here alone," LiPetri said. "Whatever rank we reach, whatever command we lead, we are standing on the foundations other people built."

"We inherit their lessons, their example, and eventually it becomes...