NEW YORK (TNND) — A New York City police officer who was among the four killed by a gunman at a Midtown Manhattan office building will be laid to rest on Thursday. Officer Didarul Islam, 36, was shot and killed on Monday in the building that is home to the National Football League's headquarters while working as an off-duty security guard.

Four people were killed in a shooting Monday evening inside a New York City office building. The gunman, who used a high-powered rifle to open fire in the Midtown Manhattan skyscraper, later died of a self-inflicted gunshot wound,