When I look into you and dad’s eyes, all I see is disappointment,” Tamura wrote to his mother in the note. “I love you, Momma ...

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

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

New York City police detectives searched a studio apartment in Las Vegas that belonged to the suspected gunman in Monday's ...

C-suites were already on edge after an insurance executive was assassinated last year, and now have to grapple with panicked employees and security overhauls.

The man who sold the gun to the shooter that targeted the NFL's headquarters has been identified. Shane Tamura, 27, attacked ...

Office workers told Newsday they were unnerved by the shooting but still feel safe, if less than surprised by the violent outburst.

The gunman who killed four people, including an NYPD officer, inside a Manhattan office building Monday evening left a note ...

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

The gunman who killed four people at an office building in New York City on Monday evening left his home in Las Vegas, Nevada ...

The youngest victim of Monday’s shooting rampage in a Midtown skyscraper was a rising star — who was executed while working late.