Four people, including an off-duty New York City police officer, were killed Monday when a gunman carrying a rifle opened ...

Muhammad Mainul Islam, a cousin of New York Police Department Officer Didarul Islam, said the victim's father had a stroke ...

New York City is mourning NYPD Officer Didarul Islam and three other people killed in Monday's shooting inside an office ...

A long-time office cleaner said she encountered the suspected in a mass shooting in a Midtown Manhattan office building.

More than 500 mourners packed Central Synagogue in Manhattan for the funeral of Blackstone exec Wesley LePatner, who was ...

Also killed in the massacre were Blackstone executive Wesley LePatner, security guard Aland Etienne and 36-year-old NYPD ...

Two Jewish women, 43-year-old Wesley LePatner and 27-year-old Julia Hyman, are being remembered at separate memorial services ...

Islam, a father of two with a baby on the way, was one of the four people killed by Shane Tamura inside 345 Park Ave. on ...

New York police honor fallen officer Didarul Islam with funeral services after he was killed by a gunman in a Midtown office ...

Cops identified a man who sold the weapon to mass shooter Shane Tamura as his former supervisor in the Las Vegas area.

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

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