Didarul Islam, an immigrant from Bangladesh and a respected NYPD officer, was among four victims killed in the deadliest New ...

The New York City mass shooter had been diagnosed with multiple mental illnesses and had been the subject of two "mental health holds" in Las Vegas, but none of that limited his legal right to own ...

The man who killed four people in New York City had a history of mental health issues, including two commitments to treatment initiated by Las Vegas police. But legally, he was still allowed to buy ...