The AR-15 style weapon used in the shooting was legally purchased last year by the gunman’s supervisor at the Vegas casino where he worked, two law enforcement officials told CNN. The supervisor then ...

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

A man stalked through a Manhattan office tower firing a rifle, killing four people, including a New York City police officer, ...

Police have identified the man who entered a Midtown Manhattan office building wearing body armor and opened fire killing ...

A vigil for NYPD Det. Didarul Islam, one of the four victims killed in Monday's Midtown Manhattan office building shooting, ...

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

Roughly 15,000 mourners gathered for the funeral of NYPD Officer Didarul Islam, who was killed in an office building shooting ...

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

Didarul Islam's casket, draped in the NYPD flag, was carried by officers through the streets of the Bronx to Parkchester Jame Masjid on July 31.

Roger Goodell also gave a health update on the league employee who was seriously injured in the gun attack that killed four ...

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