NYPD detectives searched the shooter's studio apartment in Las Vegas where they found what law enforcement sources described ...

NEW YORK -- A 27-year-old man wearing body armor and carrying an M4 assault rifle shot and killed four people, including ...

Five people—including the suspected perpetrator Devon Tamura and NYPD officer Didarul Islam—were left dead at an office ...

Employees at firms including Blackstone and KPMG hid and set up barricades during the gunman’s rampage.

Officials said the gunman fatally shot himself after his attack, which set off a chaotic scene that rippled out into the ...

Mayoral candidates and police officials will be among those attending the ceremony for Police Officer Didarul Islam, who was ...

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

New York City police detectives searched the Las Vegas studio apartment of the suspected gunman in Monday's mass shooting at ...

The New York City office building that was the site of a mass shooting Monday had significant security measures in place.

The cleaner on the 33rd floor of 345 Park Ave. made a left turn down a corridor just as gunman Shane Tamura turned the ...