An arrest has been made in the Palisades Fire investigation, multiple law enforcement sources tell NBC News.

A formal announcement was expected to be made by the United States Attorney Wednesday morning.

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The name of the person in custody and the nature of the criminal charge or charges was closely held, and the sources could not immediately confirm whether the case being announced was focused on a young man — who was previously the subject of the fire investigation earlier this year.

The Palisades Fire began on January 7 in the Palisades Highlands, where a week earlier, a relatively small brushfire burned after neighbors said fireworks had been set off to celebrate the new year.

The L.A. City Fire Department decli

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