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

Officer Didarul Islam, 36, who was guarding the building on a paid security job when he was killed, had served as a police ...

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

Police are retracing Tamura's movements from Nevada to New York after a Midtown Manhattan shooting that left four people dead ...

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 Las Vegas gunman who killed four people in a Manhattan office building housing the NFL’s headquarters before taking his own life had sought medical treatment for debilitating headaches, ESPN ...

Authorities confiscated several items from a Las Vegas apartment tied to a gunman who used an AR-15-style rifle to kill four ...

Detectives found prescription medication for depression and epilepsy in the Las Vegas home of Midtown mass shooter Shane ...

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 ...

Investigators found a note left by Midtown mass shooter Shane Tamura at his Nevada apartment saying he felt like a ...

The 27-year-old man who shot and killed four people at a Midtown office building on Monday carried a note in his pocket ...

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