PRINCETON, Minn. (FOX 9) - A jury has convicted a man who admitted to opening fire on officers when they tried to serve a search warrant at his home in Princeton.

Karl Holmberg, 66, was found guilty on 15 criminal charges, including seven counts of attempted first-degree murder of a police officer and first-degree assault of a police officer and controlled substance crime. He also pleaded guilty to unlawful possession of a firearm during the trial.

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Holmberg was found guilty on all charges over the course of a two-week trial, according to a news release from the Minnesota Attorney General's Office.

The jury convicted him on charges rela

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