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 ...

Authorities also found a vehicle with Nevada plates registered to Tamura at the scene, with a rifle case inside, sources said ...

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

Police are piecing together why a man drove across the country with an assault rifle and shot five people, including an NYPD ...

The Palmetto State Armory M4 assault rifle used in the shooting that killed an NYPD cop and three civilians is .223-caliber ...

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

NYPD said the gunman purchased the fully-assembled AR 15-style rifle used in the shooting from his supervisor.

One theory is that Tamura went dark on social media or cut ties with certain people. His behavior back then may have been a sign of the decline in mental health that culminated in Monday’s shooting, ...

More than a decade before he turned a Midtown NYC office building into a killing ground, Shane Tamura stood out as a rising ...

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

A suicide note blamed the NFL and possible CTE for his mental decline, though Tamura never played professionally, only in ...

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