(CNN) — A group of men who allegedly chatted online about an ISIS-inspired attack went to a shooting range with AK-47s, practiced high-speed reloads and made a reference to “pumpkin day,” authorities said. That’s when investigators jumped into action.

Multiple people were arrested Friday when the FBI averted a potential terrorist attack planned for Halloween weekend, Director Kash Patel said.

“This morning the FBI thwarted a potential terrorist attack and arrested multiple subjects in Michigan who were allegedly plotting a violent attack over Halloween weekend. More details to come,” Patel posted on X .

The plot was inspired by ISIS and unfolded in online chatrooms, two law enforcement officials with knowledge of the case told CNN.

Two participants have been arrested, and three othe

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