A police officer and three other people were killed after a gunman with a history of mental illness opened fire Monday evening with an M-4 rifle in the lobby of a Midtown Manhattan office building ...

Investigators are combing through evidence in the wake of New York City’s deadliest mass shooting since 2000, trying to figure out more about the gunman who opened fire Monday in Midtown, killing four ...

Five people, including a New York City police officer, died in a shooting in Manhattan. Suspected gunman Shane Devon Tamura ...