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

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

Shane Devon Tamura was the 27-year-old man living in Las Vegas who fatally shot at least four people in a mass shooting at ...

Wearing body armor and wielding an assault-style rifle, the alleged gunman burst into a Midtown Manhattan office building ...

The 27-year-old Nevada man opened fire at a New York City office building, killing at least four people and then himself.

The gunman, who said in a note he believed he had CTE, targeted skyscraper that houses the NFL's headquarters.

A Nevada man recently traveled to New York City, entered a Manhattan building wearing body armor, carrying an M4 rifle, and ...

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

New York Police have named Shane Tamura, 27, as the suspected gunman in the Monday shooting at a Midtown Manhattan office ...

The 27-year-old Nevada man opened fire at a New York City office building, killing at least four people and then himself.

The 27-year-old Nevada man left a note at the scene voicing anger that his mental illness may be linked to his having played ...

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