Didarul Islam, a 36-year-old NYPD officer, was off duty and working a security job when he was fatally shot by a gunman who opened fire at the 345 Park Avenue office building on Monday. Islam, a Bangladeshi immigrant who joined the NYPD four years ago, is survived by his wife, who is eight months pregnant, and two young sons.

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 that houses the National Football League’s headquarters.