Story highlights NYPD on high alert after threat, but the threat isn't new, NYPD official says

An ISIS spokesman is seen on video calling for followers to "rise up"

(CNN) The New York City Police Department and other law enforcement personnel responded to a threat from ISIS after someone re-released a September 2014 message that tells followers to "rise up and kill intelligence officers, police officers, soldiers, and civilians."

The threat named the United States, France, Australia and Canada as targets.

In an internal memo, NYPD employees were told to "remain alert and consider tactics at all times while on patrol," especially in light of the attacks in France last week.

The Federal Bureau of Investigation and the U.S. Department of Homeland Security issued a similar bulletin to law enforcement across the country. That bulletin and the NYPD memo make it clear that this new message is consistent with previous threats that ISIS and others, including al Qaeda, have issued.

John Miller, the NYPD deputy commissioner for counterterrorism, tempered fears of a threat to officials in New York City.

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