NEW YORK (AP) — A gunman who opened fire at a Manhattan office building is dead, sources tell The Associated Press.

That’s according to two people familiar with the investigation who were not authorized to publicly discuss the matter.

THIS IS A BREAKING NEWS UPDATE. AP’s earlier story follows below.

At least two people, including a New York City police officer, were shot Monday in a midtown office building that houses some of the country’s top financial firms and the National Football League, a person familiar with the matter told The Associated Press.

The person, who did not immediately know the victims’ conditions, was not authorized to publicly discuss the ongoing investigation and spoke to the AP on condition of anonymity.

The Fire Department of New York said emergency crews

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