The NYC office shooting gunman still maintained an active concealed-carry permit in Nevada​, despite altercations with police ...

Could the 27-year-old have been stopped before his rampage in Midtown Manhattan last week? Just-released video of key moments ...

Shane Devon Tamura, who shot five people in NYC before taking his own life, had multiple run-ins with Las Vegas police, ...

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

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

The weapon allegedly used in the shooting at a New York City office building was made by Palmetto State Armory, a West ...

New York City’s all-time record low shootings and gun violence milestone revealed this week is no accident. The NYPD and city ...

Everytown for Gun Safety’s Nick Suplina joins ABC News’ Linsey Davis to unpack what the Manhattan shooting tells us about the ...

New York City has some of the toughest gun laws in the nation. But Monday’s mass shooting showed their limits, security ...

Tisch said Tamura had a Nevada gun license and used an AR-15 style assault rifle. Tamura legally purchased a revolver in June using his concealed carry permit, Tisch said. CBS and CNN published a ...

In the immediate hours after at least four people were fatally shot, including an off-duty police officer, after a man ...

Could the 27-year-old have been stopped before his rampage in Midtown Manhattan last week? Just-released video of key moments ...