NORTH SIOUX CITY, S.D. (Dakota News Now) - A school in southeast South Dakota was placed on lockdown on Friday.

The incident happened at the Dakota Valley School District in North Sioux City, where, according to police , officers responded to a report of a subject possibly armed with a knife.

Police secured the area and were able to take the subject into custody.

Authorities said there is no threat to the public and the lockdown has been lifted.

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