By Hanna Park, Rebekah Riess, CNN

(CNN) — An Oregon teen has been arrested in connection with an alleged mass shooting plot targeting the Three Rivers Mall in Kelso, in southwestern Washington, officials said.

The suspect, whose identity has not been disclosed due to his age, allegedly planned to detonate a chlorine bomb to create chaos and panic before shooting fleeing patrons exiting a movie theater, the FBI Portland Field Office said in a statement on Thursday. The Columbia County, Oregon, Sheriff’s Office arrested the suspect on May 22, the FBI said.

Kelso is approximately 50 miles north of Portland, Oregon.

The suspect currently faces charges of attempted murder in the second degree, attempted assault in the first degree, two counts of unlawful use of a weapon, tampering with p

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