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

Blackstone Inc.’s Steve Schwarzman walked into the company’s headquarters at 345 Park Ave., through the lobby that a week ago ...

The 27-year-old Nevada man left a note at the scene voicing anger that his mental illness may be linked to his having played ...

Workers returned to 345 Park Avenue​ under the watchful eyes of NYPD officers and a surplus of security after the NYC mass ...

Under New York State law, it is illegal, except under very limited circumstances, to possess the high-powered M4-style rifle ...

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

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

The lobby of 345 Park Avenue will reopen for the first time since last Monday's mass shooting that left four innocent victims dead. The NFL, which is headquartered there, told employees to work ...

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

During evening rush hour in New York City on Monday, a man calmly walked into a Park Avenue office building lobby and killed ...

BREIT CEO Wesley LePatner was among those killed in the shocking attack, plus more New York City real estate news.