Police have identified the man who entered a Midtown Manhattan office building wearing body armor and opened fire killing four people with a high-powered rifle, as Shane Devon Tamura.

Four people were killed, including an NYPD officer, and another man was critically injured in a shooting Monday evening inside a New York City skyscraper, which houses the corporate offices of the National Football League and Blackstone.

Officials say a man carrying a rifle killed four people at a New York City office tower. The shooting took place Monday afternoon at a midtown Manhattan office building that houses finance companies and the NFL headquarters.