MASON CITY, Iowa – A teenager accused of shooting another teen in East Park is pleading not guilty.

Law enforcement says Ladainian Lee Pannhoff, 18 of Mason City, stole a handgun from a family member and then met with several other people on April 24 to have a fight in East Park. Court documents state several people were hurt during the brawl and Pannhoff fired the gun, hitting Ean Arp, 18, who was treated at MercyOne North Iowa Medical Center for his injury.

Court documents state Pannhoff was identified as the shooter through video surveillance, witnesses, and other evidence.

Pannhoff has now pleaded not guilty to trafficking in stolen weapons used in a crime, participating in a riot, and possession of a firearm by a felon.

A trial has been scheduled to start on January 13, 2026, in

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