After a gunman opened fire in a New York City office building and killed four people, experts share strategies for workplaces to implement to mitigate acts of violence.

One of the four victims was a 36-year-old NYPD officer with 3.5 years on the force; the other three were civilians.

Following the tragic mass shooting in Midtown Manhattan, two fundraisers have collectively raised over $250,000 to support ...

Then officials say the suspect then got into the elevator and headed to the 33rd floor, the headquarters of Rudin Management.