Didarul Islam, a 36-year-old NYPD officer, was off duty and working a security job when he was fatally shot by a gunman who opened fire at the 345 Park Avenue office building on Monday.

Shane Tamura, 27, used a rifle identified as an M-4 during the attack at 345 Park Avenue on Monday, police said.

Investigators are piecing together more details about how a former high school football player who blamed the game for his mental health problems carried out a deadly attack on an office building that ...

Donations are pouring in to help the family of one of the victims from Monday’s mass shooting at 345 Park Avenue. A GoFundMe has been launched in honor of Aland Etienne, 46, a security guard who was ...

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

A flatbed truck carried a digital billboard showing photos of Officer Didarul Islam and a commemorative message from his union.

New York City’s deadliest shooting in 25 years – in a state with some of the toughest gun laws in the nation – is raising ...

Police say a gunman who killed four people in a Manhattan skyscraper before taking his own life claimed to have a brain ...

Roger Goodell was emotional on Thursday as he publicly addressed the deadly shooting that took place inside 345 Park Avenue, ...

Among the dead were a police officer, a security guard and two people who worked at companies in the building. An NFL ...

Most of the damage was relegated to the 33rd flood, where Shane Tamura accidentally rode the elevator while searching for the NFL headquarters.

NFL commissioner Roger Goodell has offered an important update on the league employee who was shot in Monday's attack.