New York City is mourning an NYPD officer and three other people killed in Monday's shooting inside an office building in Midtown Manhattan. Officer Didarul Islam was in uniform working as a security guard for a private company at the time of the shooting,

Last week, NYPD Officer Didarul Islam thought he knew exactly where he and his family would be the following Wednesday: enjoying themselves at a New Jersey water park. But instead of experiencing the fun-filled day with extended family members Islam’s two sons were so looking forward to,

New York's mayor says the father of two was doing what he did best and protecting New Yorkers when he was shot dead on Monday evening.