During evening rush hour in New York City on Monday, a man calmly walked into a Park Avenue office building lobby and killed ...

New reports suggest Shane Tamura dealt with multiple head injuries before attacking NFL headquarters in Manhattan, New York ...

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

Four people were killed and a fifth was injured in a mass shooting at a Midtown Manhattan office building on Monday.

A lone gunman walked into a midtown Manhattan office building Monday and opened fire, killing four people, including an NYPD ...

The funeral will be held Thursday for the police officer who was one of four people killed in Monday's mass shooting at a ...

Businesses across the U.S. are reevaluating security after a shooting at a New York City office building raised concerns ...

Shane Tamura killed four people at a Manhattan office building Monday, including Blackstone executive Wesley Lepatner and New ...

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

A New York City police officer and three other people were killed in a shooting in Midtown Manhattan on Monday evening, ...

The New York police officer killed in a mass shooting in a Manhattan skyscraper on Monday was an immigrant who left behind a ...