Air conditioning is a lifesaver, but poor maintenance can cause bacteria to spread, leading to a recent outbreak of Legionnaires' disease.

Three people have died and over 70 people have been sickened by Legionnaires’ disease amid a cluster discovered in central Harlem in New York City, according to an update from health officials Wednesday.

Twenty-four years after the Sept. 11, 2001, terrorist attacks, the New York City Office of the Chief Medical Examiner (OCME) on Thursday announced three new identifications of World Trade Center victims.

Investigators are examining why the gunman who killed four people before taking his own life at a New York City office tower targeted the National Football League and whether he suffered from a brain disease.

Three new people have been confirmed as victims of the 9/11 terror attacks on the World Trade Center that killed more almost 2,700 almost 24 years ago, New York City officials said Thursday