Training exercises are being conducted.

NATO Holds Noble Jump Exercises Of VJTF Forces
Sean Gallup, Getty Images

WMUR reports that Salem police are currently performing training exercises at the former Rockingham Park, which includes the use of Blackhawk helicopters.

Explosions have been heard by residents in Salem and Windham.

Officials say do not be alarmed.  It's all just a drill!  Read more HERE.

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