A New York City police officer who was among the four people shot and killed by a gunman during a rampage at a Manhattan office tower will be laid to rest Thursday. Officer Didarul Islam, 36, was fatally shot Monday in a midtown building housing the National Football League’s headquarters.

Officials say a man with a rifle killed an off-duty New York City police officer and three other people before taking his own life at a Manhattan office tower

Four people were killed and a fifth was injured in a mass shooting at a Midtown Manhattan office building on Monday. Among the victims was an officer who was a dad of two with a third on the way. Here's what we know about the victims: Officials identified the others killed in the shooting as two men and a woman,