A New York City office building where a gunman killed four people then himself has reopened a week after the deadly shootings ...

The Midtown Manhattan office building that was the scene of a deadly shooting reopens Monday, but under very different ...

Workers returned to 345 Park Ave., on Monday​ under the watchful eyes of NYPD officers and a surplus of security after the ...

On a steamy Monday evening, no one inside the Manhattan office building noticed the dark BMW pull up outside. The driver ...

The lobby of 345 Park Avenue will reopen for the first time since last Monday's mass shooting that left four innocent victims ...

The Las Vegas casino security supervisor who sold the assault-style rifle used in Monday's mass shooting in a Park Avenue ...

There were 23 shell casings and 13 bullet fragments recovered from the lobby of 345 Park Avenue and 24 spent shell casings on ...

The family of slain NYPD Officer Didarul Islam spoke to the media about their beloved family member, who was killed in last week's mass shooting.

Haitian security guard Aland Etienne, killed in a Midtown NYC shooting, is mourned as a “hero” by family and union.

A fundraiser organized for Aland Etienne, the New York City security guard who tragically died in a mass shooting at a Park ...

The owner of a private security business on Park Avenue said he questions how a shooter got so far into a Midtown office ...

The Las Vegas police released documents and records describing the mental health breakdowns that the man who killed four ...